Reich, R. B. (1991). The work of nations: Preparing ourselves for 21st-century capitalism. New York: A.A. Knopf.
استشهاد بنمط شيكاغوReich, Robert B. The Work of Nations: Preparing Ourselves for 21st-century Capitalism. New York: A.A. Knopf, 1991.
MLA استشهادReich, Robert B. The Work of Nations: Preparing Ourselves for 21st-century Capitalism. New York: A.A. Knopf, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.