APA-viite (7. p.)
Cohen, R. (1993). When the old left was young: Student radicals and America's first mass student movement, 1929-1941. Oxford University Press.
Chicago-viite (17. p.)
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.
MLA-viite (9. p.)
Cohen, Robert. When the Old Left Was Young: Student Radicals and America's First Mass Student Movement, 1929-1941. Oxford University Press, 1993.
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