Hjelle, L. A., & Daniel J Ziegler. (1976). Personality: Theories:basic assumptions, research, and applications (ed.). McGraw-Hill book Co..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHjelle, Larry A., और Daniel J Ziegler. Personality: Theories:basic Assumptions, Research, and Applications. ed. New york: McGraw-Hill book Co., 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHjelle, Larry A., और Daniel J Ziegler. Personality: Theories:basic Assumptions, Research, and Applications. ed. McGraw-Hill book Co., 1976.
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