41
42
43
44
45
46
47
48
49
50
Published [1982]
Report Number(s): APA 3246 APA 3247
Direct link to the first volume.List of all volumes.
51
52
53
Published [1975-1976]
Report Number(s): APA 2360 APA 2361 APA 2362 APA 2363 APA 2364 APA 2972 APA 2973 APA 2974 APA 2975 SUS 442
Direct link to the first volume (The study and report (Original and revised pages interfiled)).List of all volumes.
54
Published [1979]
Report Number(s): APA 2956
Direct link to the main text of the report.List including main text and maps.
55
56
57
58
Published [1981]
Report Number(s): APA 1627 APA 1628
Direct link to the main report.List of all volumes.
59
60
