Cita APA

Freeman, H. E., Rossi, P. H., & Wright, S. R. (1979). Evaluating social projects in developing countries. París FR: O.E.C.D.

Citación estilo Chicago

Freeman, Howard E., Peter H. Rossi, y Sonia R. Wright. Evaluating Social Projects in Developing Countries. París FR: O.E.C.D, 1979.

Cita MLA

Freeman, Howard E., Peter H. Rossi, y Sonia R. Wright. Evaluating Social Projects in Developing Countries. París FR: O.E.C.D, 1979.