APA (7 ম সংস্করণ) উদ্ধৃতি

Källander, H. (1983). Aspects of the breeding biology, migratory movements, winter survival, and population fluctuations in the Great Tit, Parus major, and the Blue Tit, P. caeruleus. Lunds universitet.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Källander, Hans. Aspects of the Breeding Biology, Migratory Movements, Winter Survival, and Population Fluctuations in the Great Tit, Parus Major, and the Blue Tit, P. Caeruleus. Sweden: Lunds universitet, 1983.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Källander, Hans. Aspects of the Breeding Biology, Migratory Movements, Winter Survival, and Population Fluctuations in the Great Tit, Parus Major, and the Blue Tit, P. Caeruleus. Lunds universitet, 1983.