Signed Versus Unsigned Personal Questionnaires

[1] SIGNED VERSUS UNSIGNED ATTITUDE QUESTIONNAIRES [J]. JOURNAL OF EDUCATIONAL PSYCHOLOGY, 1937, 28 (02) : 144 - 148

[2] MOONEY RL, 1941, PROBLEM CHECK LIST

[3] THE WAIVER OF SIGNATURE IN PERSONAL REPORTS [J]. JOURNAL OF APPLIED PSYCHOLOGY, 1936, 20 (04) : 442 - 450

[1] SIGNED VERSUS UNSIGNED ATTITUDE QUESTIONNAIRES [J]. JOURNAL OF EDUCATIONAL PSYCHOLOGY, 1937, 28 (02) : 144 - 148

[2] MOONEY RL, 1941, PROBLEM CHECK LIST

[3] THE WAIVER OF SIGNATURE IN PERSONAL REPORTS [J]. JOURNAL OF APPLIED PSYCHOLOGY, 1936, 20 (04) : 442 - 450