Dyfyniad APA

Chhatwal, G. R., & Pandey. D.K. Nanda. K.K. (1990). Encylopaedic Dictionary of Environment. Anmol.

Dyfyniad Arddull Chicago

Chhatwal, Gurdeep R., and Pandey. D.K. Nanda. K.K. Encylopaedic Dictionary of Environment. New Delhi: Anmol, 1990.

Dyfyniad MLA

Chhatwal, Gurdeep R., and Pandey. D.K. Nanda. K.K. Encylopaedic Dictionary of Environment. Anmol, 1990.

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