APA (7 ম সংস্করণ) উদ্ধৃতি

Lutz, W. (1987). Finnish fertility since 1722: Lessons from an extended decline. The Population Research Institute.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Lutz, Wolfgang. Finnish Fertility Since 1722: Lessons from an Extended Decline. Finland: The Population Research Institute, 1987.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Lutz, Wolfgang. Finnish Fertility Since 1722: Lessons from an Extended Decline. The Population Research Institute, 1987.