Cita APA

Fisher, R. 1., & Osborn, R. C. (1969). International conflict for beginners. New York: Harper & Row, Publishers.

Citación estilo Chicago

Fisher, Roger 1922-2012, y Robert C. Osborn. International Conflict for Beginners. New York: Harper & Row, Publishers, 1969.

Cita MLA

Fisher, Roger 1922-2012, y Robert C. Osborn. International Conflict for Beginners. New York: Harper & Row, Publishers, 1969.