APA (7 ম সংস্করণ) উদ্ধৃতি

Spengler, J. J. (1978). Facing Zero Population Growth: Reactions and interpretations, past and present. Duke University Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Spengler, Joseph J. Facing Zero Population Growth: Reactions and Interpretations, Past and Present. Duke University Press, 1978.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Spengler, Joseph J. Facing Zero Population Growth: Reactions and Interpretations, Past and Present. Duke University Press, 1978.