Kalish, R. A., & Collier, K. W. (1981). Exploring human values: Psychological and philosophical considerations (ed.). Brooks/cole publishing co..
Chicago-viite (17. p.)Kalish, Richard A., ja Kenneth W. Collier. Exploring Human Values: Psychological and Philosophical Considerations. ed. California: Brooks/cole publishing co., 1981.
MLA-viite (9. p.)Kalish, Richard A., ja Kenneth W. Collier. Exploring Human Values: Psychological and Philosophical Considerations. ed. Brooks/cole publishing co., 1981.
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