2
Published [1985]

Report Number(s): SUS 561

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4
5
by Hynes, H. B. N. 1917-2009.
Published 1960.

Report Number(s): APA 3134

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7
Published [1982]

Report Number(s): APA 676 SUS 31

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8
by Schallock, Eldor W.
Published 1974.

Report Number(s): EPA-660/3-74-008 APA 1922

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12
13
Published [1986]

Report Number(s): APA 3403

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