Styl cytowania APA

Levin, R. e. a. (1992). Quantitative approaches to management (8th ed.). Mc Graw Hill.

Styl cytowania Chicago

Levin, Richard et al. Quantitative Approaches to Management. 8th ed. New York: Mc Graw Hill, 1992.

Styl cytowania MLA

Levin, Richard et al. Quantitative Approaches to Management. 8th ed. Mc Graw Hill, 1992.