APA aipamena

Heyel, C. (1973). The encyclopedia of management (2nd ed.). Van Nostrand Reinhold.

Chicago Style aipamena

Heyel, Carl. The Encyclopedia of Management. 2nd ed. New York: Van Nostrand Reinhold, 1973.

MLA aipamena

Heyel, Carl. The Encyclopedia of Management. 2nd ed. Van Nostrand Reinhold, 1973.