69
72
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74
Published [1982?-1983]

Report Number(s): APA 645

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75
by Viereck, Leslie A.
Published 1972.

Report Number(s): APA 2197

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76
Published 1984.

Report Number(s): APA 2626

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77
by Tobiasson, Wayne.
Published [1973]

Report Number(s): APA 959

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