APA (7th ed.) Citation

Thapar, R., & Romila, T. (2000). History and beyond. O.U.P.

Chicago Style (17th ed.) Citation

Thapar, Romila, and Thapar Romila. History and Beyond. O.U.P, 2000.

MLA (9th ed.) Citation

Thapar, Romila, and Thapar Romila. History and Beyond. O.U.P, 2000.

Warning: These citations may not always be 100% accurate.