APA استشهاد

BPP Learning media. (2009). Economics/BPP Learning media. Viva books.

استشهاد بنمط شيكاغو

BPP Learning media. Economics/BPP Learning Media. New Delhi: Viva books, 2009.

MLA استشهاد

BPP Learning media. Economics/BPP Learning Media. Viva books, 2009.