APA استشهاد

Varshney, R. (2006). Managerial economics/19e (19th ed.). Sultan chand & sons.

استشهاد بنمط شيكاغو

Varshney, R.L. Managerial Economics/19e. 19th ed. New Delhi: Sultan chand & sons, 2006.

MLA استشهاد

Varshney, R.L. Managerial Economics/19e. 19th ed. Sultan chand & sons, 2006.