Cita APA (7a ed.)

Young, W. L. (1989). Harrod and his trade cycle group: The origins and development of the growth research programme ([1st pub.].). Macmillan Press.

Cita Chicago Style (17a ed.)

Young, Warren L. Harrod and His Trade Cycle Group: The Origins and Development of the Growth Research Programme. [1st pub.]. Basingstoke: Macmillan Press, 1989.

Cita MLA (9a ed.)

Young, Warren L. Harrod and His Trade Cycle Group: The Origins and Development of the Growth Research Programme. [1st pub.]. Macmillan Press, 1989.