APA (7th ed.) Citation
Thapar, R. (1966). A history of India. Penguin books.
Chicago Style (17th ed.) Citation
Thapar, Romila. A History of India. New York: Penguin books, 1966.
MLA (9th ed.) Citation
Thapar, Romila. A History of India. Penguin books, 1966.
Warning: These citations may not always be 100% accurate.