Παραπομπή APA

Singh, J. k. (2004). Environmental economics and development. Deep and Deep Publishers.

Παραπομπή Chicago Style

Singh, Jiwitesh kumar. Environmental Economics and Development. New Delhi: Deep and Deep Publishers, 2004.

Παραπομπή MLA

Singh, Jiwitesh kumar. Environmental Economics and Development. Deep and Deep Publishers, 2004.