APA استشهاد

Goldstein, A. (1992). Secrets of overcoming sales resistance (7th ed.). Vikas.

استشهاد بنمط شيكاغو

Goldstein, Albert. Secrets of Overcoming Sales Resistance. 7th ed. New Delhi: Vikas, 1992.

MLA استشهاد

Goldstein, Albert. Secrets of Overcoming Sales Resistance. 7th ed. Vikas, 1992.