APA استشهاد

Bhattacharya, A. (2005). Ecotourism and livelihoods. Concept.

استشهاد بنمط شيكاغو

Bhattacharya, A.K. Ecotourism and Livelihoods. New Delhi: Concept, 2005.

MLA استشهاد

Bhattacharya, A.K. Ecotourism and Livelihoods. Concept, 2005.