Παραπομπή APA

Chhatwal, G. ,. (1995). History of chemistry. Anmol publictions.

Παραπομπή Chicago Style

Chhatwal, G.R ,ed. History of Chemistry. New Delhi: Anmol publictions, 1995.

Παραπομπή MLA

Chhatwal, G.R ,ed. History of Chemistry. Anmol publictions, 1995.