APA (7th ed.) Zitazioa

KHALID BIN SAYEED. (1967). The political system of Pakistan. Oxford University Press.

Chicago Style (17th ed.) Zitazioa

KHALID BIN SAYEED. The Political System of Pakistan. Karachi: Oxford University Press, 1967.

MLA (9th ed.) Zitazioa

KHALID BIN SAYEED. The Political System of Pakistan. Oxford University Press, 1967.