APA (7th ed.) Citation

Winstedt, R. O., Maxwell, W. E., & Wilkinson, R. J. (1974). A history of Perak. Malaysian Branch of the Royal Asiatic Society.

Chicago Style (17th ed.) Citation

Winstedt, R. O., William Edward Maxwell, and R. J. Wilkinson. A History of Perak. Kuala Lumpur: Malaysian Branch of the Royal Asiatic Society, 1974.

MLA (9th ed.) Citation

Winstedt, R. O., et al. A History of Perak. Malaysian Branch of the Royal Asiatic Society, 1974.