APA aipamena

Lassonde, L., & Grayston, G. (1997). Coping with population challenges. Earthscan.

Chicago Style aipamena

Lassonde, Louise, and Graham Grayston. Coping with Population Challenges. London: Earthscan, 1997.

MLA aipamena

Lassonde, Louise, and Graham Grayston. Coping with Population Challenges. Earthscan, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.