Gaya APA

Kumar, U., Asija, M, J. (2009). Biodiversity : principles and conversation (2nd Ed. Enlarged Edition. Reprint 2009). Jodhpur: Agrobios (India).

Gaya MLA

Kumar, U.., Asija, Mahendra, Jeet. "Biodiversity : principles and conversation". 2nd Ed. Enlarged Edition. Reprint 2009 Jodhpur: Agrobios (India), 2009. Text.