1785
1787
Published 1971.

Report Number(s): APA 2279

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1788
1791
Published [1977]

Report Number(s): EPA-600/3-77-042 APA 1813

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1792
by Hynes, H. B. N. 1917-2009.
Published 1960.

Report Number(s): APA 3134

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1794
Published [1984]

Report Number(s): APA 2466 SUS 422

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1795
1796
Published [1985]

Report Number(s): APA 2967

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1797
1799
by Ashton, Bill,
Published [1985]

Report Number(s): APA 2719 SUS 517

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1800
Published [1985]

Report Number(s): APA 2968

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