APA (7 ম সংস্করণ) উদ্ধৃতি

Silver, C. S., & DeFries, R. S. (1991). One earth one future: Our changing global environment. East-West Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Silver, Cheryl Simon, এবং Ruth S.;Silver DeFries. One Earth One Future: Our Changing Global Environment. East-West Press, 1991.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Silver, Cheryl Simon, এবং Ruth S.;Silver DeFries. One Earth One Future: Our Changing Global Environment. East-West Press, 1991.