81
82
83
85
Published [1981]

Report Number(s): APA 533

Link to full text
86
Published [2011]

Report Number(s): SuWa 178

Link to full text
Link to full text
87
90
by Gipson, Philip S.
Published [1982]

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

Link to full text
92
Published [1985]

Report Number(s): APA 2968

Link to full text
93
95
96
100
Published [2013]

Report Number(s): SuWa 29

Link to full text