Carkhuff, R. R. (1971). The development of human resources: Education, psychology, and social change. Holt, Rinehart and Winston.
Čikaški stil citiranja (17. izdanje)Carkhuff, Robert R. The Development of Human Resources: Education, Psychology, and Social Change. New York: Holt, Rinehart and Winston, 1971.
MLA način citiranja (8. izdanje)Carkhuff, Robert R. The Development of Human Resources: Education, Psychology, and Social Change. Holt, Rinehart and Winston, 1971.
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