Cita APA (7a ed.)

Lewin, A. Y., & Shakun, M. F. (1976). Policy sciences: Methodologies and cases. Pergamon Press.

Cita Chicago Style (17a ed.)

Lewin, Arie Y., y Melvin F. Shakun. Policy Sciences: Methodologies and Cases. New York: Pergamon Press, 1976.

Cita MLA (8a ed.)

Lewin, Arie Y., y Melvin F. Shakun. Policy Sciences: Methodologies and Cases. Pergamon Press, 1976.