APA استشهاد

Agarwal H S. (2010). Principles of economics (8ed.). Ane Books.

استشهاد بنمط شيكاغو

Agarwal H S. Principles of Economics. 8ed. New Delhi: Ane Books, 2010.

MLA استشهاد

Agarwal H S. Principles of Economics. 8ed. Ane Books, 2010.