Style de citation APA

Ball, R. M. (1978). Social security today and tomarrow. Columbia University Press.

Style de citation Chicago

Ball, Robert M. Social Security Today and Tomarrow. New York: Columbia University Press, 1978.

Style de citation MLA

Ball, Robert M. Social Security Today and Tomarrow. Columbia University Press, 1978.

Attention : ces citations peuvent ne pas être correctes à 100%.