Παραπομπή APA

(1980). Aphides of North-East India and Bhutan. The Zoological society.

Παραπομπή Chicago Style

Aphides of North-East India and Bhutan. Calcutta: The Zoological society, 1980.

Παραπομπή MLA

Aphides of North-East India and Bhutan. The Zoological society, 1980.