APA استشهاد

Khushwant Singh. (1977). History of the Sikhs 1469-1839. Oxford University Press.

استشهاد بنمط شيكاغو

Khushwant Singh. History of the Sikhs 1469-1839. Delhi: Oxford University Press, 1977.

MLA استشهاد

Khushwant Singh. History of the Sikhs 1469-1839. Oxford University Press, 1977.