Dyfyniad APA

Thakur, A. K., & Somra, S. S. (2012). Environment and economic development. Regal Publications.

Dyfyniad Arddull Chicago

Thakur, Anil Kumar, and S. S. Somra. Environment and Economic Development. New Delhi: Regal Publications, 2012.

Dyfyniad MLA

Thakur, Anil Kumar, and S. S. Somra. Environment and Economic Development. Regal Publications, 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.