Baltus, R. K. (1994). Personal psychology for life and work (4th ed.). New York: Glencoe/McGraw-Hill.
Trích dẫn kiểu ChicagoBaltus, Rita K. Personal Psychology for Life and Work. 4th ed. New York: Glencoe/McGraw-Hill, 1994.
Deismireacht MLABaltus, Rita K. Personal Psychology for Life and Work. 4th ed. New York: Glencoe/McGraw-Hill, 1994.
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