Wallin, J. E. W. (1949). Personality maladjustments and mental hygiene: A textbook for students of mental hygiene, psychology, education, sociology, and counseling (2. ed.). McGraw-Hill.
Chicago-Zitierstil (17. Ausg.)Wallin, John E. Wallace. Personality Maladjustments and Mental Hygiene: A Textbook for Students of Mental Hygiene, Psychology, Education, Sociology, and Counseling. 2. ed. New York [u.a.]: McGraw-Hill, 1949.
MLA-Zitierstil (9. Ausg.)Wallin, John E. Wallace. Personality Maladjustments and Mental Hygiene: A Textbook for Students of Mental Hygiene, Psychology, Education, Sociology, and Counseling. 2. ed. McGraw-Hill, 1949.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.