Παραπομπή APA

Andrewartha, H. G. (1961). Introduction to the study of animal populations.

Παραπομπή Chicago Style

Andrewartha, H G. Introduction to the Study of Animal Populations. Universities of Chicago Press, Chicago, 1961.

Παραπομπή MLA

Andrewartha, H G. Introduction to the Study of Animal Populations. 1961.