APA استشهاد

Schumpeter, J. A. (1954). Capitalism, socialism and democracy (4th ed.). Allen & Unwin.

استشهاد بنمط شيكاغو

Schumpeter, Joseph A. Capitalism, Socialism and Democracy. 4th ed. London: Allen & Unwin, 1954.

MLA استشهاد

Schumpeter, Joseph A. Capitalism, Socialism and Democracy. 4th ed. Allen & Unwin, 1954.