61
Published [1980]

Report Number(s): APA 2349

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62
65
67
Published [1981]

Report Number(s): APA 345

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68
69
70
Published [1984]

Report Number(s): APA 1199 SUS 283

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72
73
74
76
Published [1981]

Report Number(s): APA 533

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77
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79
by Gipson, Philip S.
Published [1982]

Report Number(s): APA 395 APA 1319 SUS 52

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