Brookfield, H. C. (1975). Interdependent development. Methuen.
Cita Chicago (17th ed.)Brookfield, Harold C. Interdependent Development. [London]: Methuen, 1975.
Cita MLA (9th ed.)Brookfield, Harold C. Interdependent Development. Methuen, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.