Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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