APA استشهاد

Hansen, A. H. (1941). Fiscal policy and business cycles. W.W. Norton.

استشهاد بنمط شيكاغو

Hansen, Alvin H. Fiscal Policy and Business Cycles. New York: W.W. Norton, 1941.

MLA استشهاد

Hansen, Alvin H. Fiscal Policy and Business Cycles. W.W. Norton, 1941.