APA استشهاد

Levine, D. (2005). Statistics for Managers/4e (4th ed.). PHI.

استشهاد بنمط شيكاغو

Levine, David,M. Statistics for Managers/4e. 4th ed. New Delhi: PHI, 2005.

MLA استشهاد

Levine, David,M. Statistics for Managers/4e. 4th ed. PHI, 2005.