Παραπομπή APA

Wallerstein,Immanuel Maurice. (1979). The capitalist world economy. Cambridge University Press.

Παραπομπή Chicago Style

Wallerstein,Immanuel Maurice. The Capitalist World Economy. London: Cambridge University Press, 1979.

Παραπομπή MLA

Wallerstein,Immanuel Maurice. The Capitalist World Economy. Cambridge University Press, 1979.