APA način citiranja

Babu, P., Jyothis, S., Ninan, K. N., & Ramakrishnappa, V. (2007). The Economics of Biodiversity conservation, valuation in tropical forest ecosystems.

Čikaški stil citiranja

Babu, P., S. Jyothis, K N. Ninan, i V. Ramakrishnappa. The Economics of Biodiversity Conservation, Valuation in Tropical Forest Ecosystems. London, Earth Scan, 2007.

MLA način citiranja

Babu, P., et al. The Economics of Biodiversity Conservation, Valuation in Tropical Forest Ecosystems. 2007.