Παραπομπή APA

Johnson, H. G. (1965). World economy at the crossroads. Clarendon Press.

Παραπομπή Chicago Style

Johnson, Harry G. World Economy at the Crossroads. Oxford: Clarendon Press, 1965.

Παραπομπή MLA

Johnson, Harry G. World Economy at the Crossroads. Clarendon Press, 1965.