Cita APA (7a ed.)

Achinstein, A. (1950). Introduction to business cycles ([1st print.].). Crowell.

Cita Chicago Style (17a ed.)

Achinstein, Asher. Introduction to Business Cycles. [1st print.]. New York: Crowell, 1950.

Cita MLA (9a ed.)

Achinstein, Asher. Introduction to Business Cycles. [1st print.]. Crowell, 1950.