Παραπομπή APA

Coontz, S. (1965). Productive labour and effective demand/2e (2nd ed.). Routledge and keegan Paul.

Παραπομπή Chicago Style

Coontz, S.H. Productive Labour and Effective Demand/2e. 2nd ed. London: Routledge and keegan Paul, 1965.

Παραπομπή MLA

Coontz, S.H. Productive Labour and Effective Demand/2e. 2nd ed. Routledge and keegan Paul, 1965.