Παραπομπή APA

Anil Kumar De. (2000). Environmental chemistry (4th ed.). New Age Intenational.

Παραπομπή Chicago Style

Anil Kumar De. Environmental Chemistry. 4th ed. New Delhi: New Age Intenational, 2000.

Παραπομπή MLA

Anil Kumar De. Environmental Chemistry. 4th ed. New Age Intenational, 2000.