Gaya APA

Sholikhah, I, M. et al (1971). Man's Impact On Environment . New York, McGraw-Hill Book Company: Gadjah Mada University Press.

Gaya MLA

Sholikhah, Ika, Maratus. et al. "Man's Impact On Environment". New York, McGraw-Hill Book Company: Gadjah Mada University Press, 1971. Text.