Cita APA (7a ed.)

Robson, P. (1968). Economic integration in Africa (1st published.). George Allen and Unwin.

Cita Chicago Style (17a ed.)

Robson, Peter. Economic Integration in Africa. 1st published. London: George Allen and Unwin, 1968.

Cita MLA (9a ed.)

Robson, Peter. Economic Integration in Africa. 1st published. George Allen and Unwin, 1968.