Παραπομπή APA

Arumugham, N. (1995). Concepts of ecology: :environmental biology. Saras publication.

Παραπομπή Chicago Style

Arumugham, N. Concepts of Ecology: :environmental Biology. Nagarcoil: Saras publication, 1995.

Παραπομπή MLA

Arumugham, N. Concepts of Ecology: :environmental Biology. Saras publication, 1995.