Cita APA (7a ed.)
Kegley, C. W., & Wittkopf, E. R. Perspectives on American Foreign Policy: Selected Readings. St. Martin's Press.
Cita estilo Chicago (17a ed.)
Kegley, Charles W., y Eugene R. Wittkopf. Perspectives on American Foreign Policy: Selected Readings. Nueva York, EUA: St. Martin's Press.
Cita MLA (9a ed.)
Kegley, Charles W., y Eugene R. Wittkopf. Perspectives on American Foreign Policy: Selected Readings. St. Martin's Press.
Precaución: Estas citas no son 100% exactas.