"EPA-600/S3-81-008.""July 1981."At head of title: Project summary.Caption title.Mode of access: Internet
"EPA-600/S2-81-088.""July 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"EPA-600/S3-81-019.""Mar. 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"September 1949."Caption title.Includes bibliographical references (p. 3).Mode of access: Internet
"September 1988."Cover title.Bibliography: p. 63.Final report.Mode of access: Internet
"EPA-600/S3-81-006.""May 1981."At head of title: Project summary.Caption title.Mode of access: Inter...
"EPA-600/S3-81-023.""May 1981."At head of title: Project summary.Caption title.Mode of access: Inter...
"February 2004"--P. [1].Shipping list no.: 2004-0124-P.Caption title.Includes bibliographical refere...
"EPA-600/S2-81-091.""July 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"EPA-600/S3-81-041.""Oct. 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"Issued September 1983"--P. [1]Cover title.Bibliography: p. 62-63.Mode of access: Internet
"March 1983."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 7.Mode...
Tx Doc no.: Z, TA245.7, B873, nos.478-490"November, 1933"Caption title.Mode of access: Internet
"EPA-600/S3-84-050.""May 1984."Distributed to depository libraries in microfiche.At head of title: P...
"EPA-600/S3-81-043.""Aug. 1981."At head of title: Project summary.Caption title.Bibliography: p. 4.M...
"EPA-600/S2-81-222.""Oct. 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"EPA-600/S2-81-088.""July 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"EPA-600/S3-81-019.""Mar. 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"September 1949."Caption title.Includes bibliographical references (p. 3).Mode of access: Internet
"September 1988."Cover title.Bibliography: p. 63.Final report.Mode of access: Internet
"EPA-600/S3-81-006.""May 1981."At head of title: Project summary.Caption title.Mode of access: Inter...
"EPA-600/S3-81-023.""May 1981."At head of title: Project summary.Caption title.Mode of access: Inter...
"February 2004"--P. [1].Shipping list no.: 2004-0124-P.Caption title.Includes bibliographical refere...
"EPA-600/S2-81-091.""July 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"EPA-600/S3-81-041.""Oct. 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"Issued September 1983"--P. [1]Cover title.Bibliography: p. 62-63.Mode of access: Internet
"March 1983."Distributed to depository libraries in microfiche.Caption title.Bibliography: p. 7.Mode...
Tx Doc no.: Z, TA245.7, B873, nos.478-490"November, 1933"Caption title.Mode of access: Internet
"EPA-600/S3-84-050.""May 1984."Distributed to depository libraries in microfiche.At head of title: P...
"EPA-600/S3-81-043.""Aug. 1981."At head of title: Project summary.Caption title.Bibliography: p. 4.M...
"EPA-600/S2-81-222.""Oct. 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"EPA-600/S2-81-088.""July 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"EPA-600/S3-81-019.""Mar. 1981."At head of title: Project summary.Caption title.Mode of access: Inte...
"September 1949."Caption title.Includes bibliographical references (p. 3).Mode of access: Internet