Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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