APA-viite (7. p.)

Lack, D. L. (1971). Ecological isolation in birds. Harvard University Press.

Chicago-viite (17. p.)

Lack, David Lambert. Ecological Isolation in Birds. Cambridge, MA: Harvard University Press, 1971.

MLA-viite (9. p.)

Lack, David Lambert. Ecological Isolation in Birds. Harvard University Press, 1971.