"September 1990."Shipping list no.: 90-774-P.Cover title.Includes bibliographical references (p. 57-62).Mode of access: Internet
"May 1, 1986."Shipping list no.: 89-647-P.Cover title.Includes bibliographical references and index....
Shipping list no.: 97-0117-P."National Water-Quality Assessment Program."Includes bibliographical re...
"National Water-Quality Assessment Study Unit"--Cover.Shipping list no.: 98-0107-P.Includes bibliogr...
"EPA 440/4-90-005.""May 1990."Shipping list no.: 90-513-P.Cover title.Mode of access: Internet
"July 2002."Cover title.Includes bibliographical references (p. 28-32).Mode of access: Internet
Includes index."November 1990."Shipping list no.: 90-814-P."Updates QB 89-56.""87 citations from AGR...
Shipping list no.: 2004-0186-P.Includes bibliographical references (p. 20).Mode of access: Internet
Shipping list no.: 2004-0011-S."Issued September 2003 ; 450-VI-NWQH"--P. [2] of cover.Cover title.In...
Includes indexes."May 1993."Shipping list no.: 93-0389-P."Updates QB 91-49.""179 citations from AGRI...
"May 1989."Shipping list no.: 89-388-P."Updates QB 88-48.""Database searched: AGRICOLA."Cover title....
"August 1990."Shipping list no.: 91-231-P.Caption title.Mode of access: Internet
First published in 1940 under title: Manual of water quality and treatment.Includes bibliographical ...
Includes indexes."September 1993."Shipping list no.: 93-0611-P."149 citations from AGRICOLA."Mode of...
Includes index."May 1991"--Cover.Shipping list no.: 91-566-P.Cover title.055-000-00375-1 (GPO)Includ...
"September, 1994"--P. [2].Shipping list no.: 94-0388-P.Caption title.Mode of access: Internet
"May 1, 1986."Shipping list no.: 89-647-P.Cover title.Includes bibliographical references and index....
Shipping list no.: 97-0117-P."National Water-Quality Assessment Program."Includes bibliographical re...
"National Water-Quality Assessment Study Unit"--Cover.Shipping list no.: 98-0107-P.Includes bibliogr...
"EPA 440/4-90-005.""May 1990."Shipping list no.: 90-513-P.Cover title.Mode of access: Internet
"July 2002."Cover title.Includes bibliographical references (p. 28-32).Mode of access: Internet
Includes index."November 1990."Shipping list no.: 90-814-P."Updates QB 89-56.""87 citations from AGR...
Shipping list no.: 2004-0186-P.Includes bibliographical references (p. 20).Mode of access: Internet
Shipping list no.: 2004-0011-S."Issued September 2003 ; 450-VI-NWQH"--P. [2] of cover.Cover title.In...
Includes indexes."May 1993."Shipping list no.: 93-0389-P."Updates QB 91-49.""179 citations from AGRI...
"May 1989."Shipping list no.: 89-388-P."Updates QB 88-48.""Database searched: AGRICOLA."Cover title....
"August 1990."Shipping list no.: 91-231-P.Caption title.Mode of access: Internet
First published in 1940 under title: Manual of water quality and treatment.Includes bibliographical ...
Includes indexes."September 1993."Shipping list no.: 93-0611-P."149 citations from AGRICOLA."Mode of...
Includes index."May 1991"--Cover.Shipping list no.: 91-566-P.Cover title.055-000-00375-1 (GPO)Includ...
"September, 1994"--P. [2].Shipping list no.: 94-0388-P.Caption title.Mode of access: Internet
"May 1, 1986."Shipping list no.: 89-647-P.Cover title.Includes bibliographical references and index....
Shipping list no.: 97-0117-P."National Water-Quality Assessment Program."Includes bibliographical re...
"National Water-Quality Assessment Study Unit"--Cover.Shipping list no.: 98-0107-P.Includes bibliogr...