"National Water-quality Assessment Program"--Cover.Shipping list no.: 95-0128-P.Includes bibliographical references (p. 108-109).Mode of access: Internet
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Shipping list no.: 2001-0005-P.Includes bibliographical references (p. 35-37).Mode of access: Intern...
Shipping list no.: 2003-0190-P."National Water-Quality Assessment Program."Includes bibliographical ...
Shipping list no.: 98-0238-P."National Water-Quality Assessment Program"--Cover.Includes bibliograph...
"National Water-Quality Assessment Program"--Cover.Includes bibliographical references (p. 20-21).Mo...
"National Water-Quality Assessment Program"--P. [1] of cover.Shipping list no.: 2003-0004-P.Includes...
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Publisher from letter of transmittal (1 leaf, inserted).Shipping list no.: 96-0295-P."National Water...
Shipping list no.: 98-0067-P."National Water-Quality Assessment Program."Includes bibliographical re...
Shipping list no.: 96-0166-P."National Water-Quality Assessment Program"--Cover.Includes bibliograph...
Shipping list no.: 2000-0315-P."National Water-Quality Assessment Program"--Cover.Includes bibliogra...
Shipping list no.: 98-0118-P."Contribution from the National Water-Quality Assessment Program."Inclu...
Shipping list no.: 98-0203-P."National Water-Quality Assessment Program"--Cover.Includes bibliograph...
Shipping list no.: 2001-0005-P.Includes bibliographical references (p. 35-37).Mode of access: Intern...
Shipping list no.: 2003-0190-P."National Water-Quality Assessment Program."Includes bibliographical ...
Shipping list no.: 98-0238-P."National Water-Quality Assessment Program"--Cover.Includes bibliograph...
"National Water-Quality Assessment Program"--Cover.Includes bibliographical references (p. 20-21).Mo...
"National Water-Quality Assessment Program"--P. [1] of cover.Shipping list no.: 2003-0004-P.Includes...
Shipping list no.: 98-0184-P."National Water Quality Assessment Program"--Cover.Includes bibliograph...
"National Water-Quality Assessment Study Unit"--Cover.Shipping list no.: 98-0107-P.Includes bibliogr...
Shipping list no.: 97-0233-P."National Water-Quality Assessment Program"--Cover.Includes bibliograph...
Shipping list no.: 98-0254-P."National Water Quality Assessment Program"--Cover.Includes bibliograph...
Publisher from letter of transmittal (1 leaf, inserted).Shipping list no.: 96-0295-P."National Water...
Shipping list no.: 98-0067-P."National Water-Quality Assessment Program."Includes bibliographical re...
Shipping list no.: 96-0166-P."National Water-Quality Assessment Program"--Cover.Includes bibliograph...
Shipping list no.: 2000-0315-P."National Water-Quality Assessment Program"--Cover.Includes bibliogra...
Shipping list no.: 98-0118-P."Contribution from the National Water-Quality Assessment Program."Inclu...