APA استشهاد

Adu, A. (1965). Civil service in new African states. George Allen & Unwin.

استشهاد بنمط شيكاغو

Adu, A.L. Civil Service in New African States. London: George Allen & Unwin, 1965.

MLA استشهاد

Adu, A.L. Civil Service in New African States. George Allen & Unwin, 1965.