Leistner, G. M. E. (1972). Co-operation for development in Southern Africa. Africa Institute.
Cita Chicago (17th ed.)Leistner, G. M. E. Co-operation for Development in Southern Africa. Pretoria: Africa Institute, 1972.
Cita MLA (8th ed.)Leistner, G. M. E. Co-operation for Development in Southern Africa. Africa Institute, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.