Cita APA (7a ed.)

Cohen, R. (1993). When the old left was young: Student radicals and America's first mass student movement, 1929-1941. Oxford University Press.

Cita Chicago Style (17a ed.)

Cohen, Robert. When the Old Left Was Young: Student Radicals and America's First Mass Student Movement, 1929-1941. New York: Oxford University Press, 1993.

Cita MLA (8a ed.)

Cohen, Robert. When the Old Left Was Young: Student Radicals and America's First Mass Student Movement, 1929-1941. Oxford University Press, 1993.