APA (7th ed.) Citation

Das, S. R. (1968). Stone tools: History and origins. Pilgrim Publishers.

Chicago Style (17th ed.) Citation

Das, Sudhir Ranjan. Stone Tools: History and Origins. Calcutta: Pilgrim Publishers, 1968.

MLA (8th ed.) Citation

Das, Sudhir Ranjan. Stone Tools: History and Origins. Pilgrim Publishers, 1968.