Παραπομπή APA

Chinery, M. (1971). Concise encyclopaedia of nature. Purnell.

Παραπομπή Chicago Style

Chinery, Michael. Concise Encyclopaedia of Nature. London: Purnell, 1971.

Παραπομπή MLA

Chinery, Michael. Concise Encyclopaedia of Nature. Purnell, 1971.