APA aipamena

Chhatwal, G. R. (1997). Encyclopaodia of Environment alanalysis. Anmol.

Chicago Style aipamena

Chhatwal, Gurdeep R. Encyclopaodia of Environment Alanalysis. New Delhi: Anmol, 1997.

MLA aipamena

Chhatwal, Gurdeep R. Encyclopaodia of Environment Alanalysis. Anmol, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.