APA (7th ed.) Citation

Singh, P. (1991). The Neolithic origins. Agam Kala.

Chicago Style (17th ed.) Citation

Singh, Purushottam. The Neolithic Origins. Delhi: Agam Kala, 1991.

MLA (9th ed.) Citation

Singh, Purushottam. The Neolithic Origins. Agam Kala, 1991.