APA aipamena

Dutta,Ritwick. (2000). Environmental activists' handbook I (3rd.). SIDA.

Chicago Style aipamena

Dutta,Ritwick. Environmental Activists' Handbook I. 3rd. Delhi: SIDA, 2000.

MLA aipamena

Dutta,Ritwick. Environmental Activists' Handbook I. 3rd. SIDA, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.