APA aipamena

Gupta K R. (2005). Encyclopaedia of environment, Vol.3: Global warming problems and policies. Atlantic.

Chicago Style aipamena

Gupta K R. Encyclopaedia of Environment, Vol.3: Global Warming Problems and Policies. New Delhi: Atlantic, 2005.

MLA aipamena

Gupta K R. Encyclopaedia of Environment, Vol.3: Global Warming Problems and Policies. Atlantic, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.