Παραπομπή APA

Nicol, H. (1967). The limits of man: An enquiry into the scientific bases of human population. London: Constable.

Παραπομπή Chicago Style

Nicol, Hugh. The Limits of Man: An Enquiry Into the Scientific Bases of Human Population. London: Constable, 1967.

Παραπομπή MLA

Nicol, Hugh. The Limits of Man: An Enquiry Into the Scientific Bases of Human Population. London: Constable, 1967.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.