21
Published [1981]
...APA 10...

Report Number(s): APA 10 APA 84 APA 297 APA 1327 SUS 56

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22
Published [1982]
...APA 5...

Report Number(s): APA 5 APA 287 APA 1340 APA 1582 SUS 79

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24
Published [1978]
...APA 3284...

Report Number(s): APA 3284

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25
Published [1974]
...APA 2915...

Report Number(s): APA 2915

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26
Published 1982]
...APA 254...

Report Number(s): APA 254

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27
Published 1982]
...APA 104...

Report Number(s): APA 104

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28
Published 1982]
...APA 256...

Report Number(s): APA 256

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29
Published 1982]
...APA 106...

Report Number(s): APA 106

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31
Published 1982]
...APA 110...

Report Number(s): APA 110

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32
Published 1981]
...APA 111...

Report Number(s): APA 111

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33
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37
Published [1982]
...APA 3313...

Report Number(s): APA 3313

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39
Published [1983]
...APA 485...

Report Number(s): APA 485

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40
Published 1982]
...APA 263...

Report Number(s): APA 263

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