Παραπομπή APA

Williams, H. R. (1969). Money, Banking and Monetary Theory problems and concepts. Harper and Row.

Παραπομπή Chicago Style

Williams, Harnold R. Money, Banking and Monetary Theory Problems and Concepts. New York: Harper and Row, 1969.

Παραπομπή MLA

Williams, Harnold R. Money, Banking and Monetary Theory Problems and Concepts. Harper and Row, 1969.