81
82
83
84
85
86
Published <1985>
Report Number(s): APA 2976 APA 2977
Direct link to "Recreation issue R-2."List of these position papers including other related position papers.
87
88
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90
91
92
93
Published [1985]
Report Number(s): APA 2865 APA 2866
Direct link to the first volume (Chapters 1-7).List of all volumes.
94
95
Published 1980-1980? [i.e. 1981]
Report Number(s): APA 4049
Direct link to the first volume.List of all volumes.
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100