Gaya APA

Schumpeter, J, A. (1959). The Theory of Economic Development: An Inquiry into Profits, Capital, Credit, Interest and the Business Cycle (Cet. 6.). Cambridge, Massachusetts: Harvard University Press.

Gaya MLA

Schumpeter, Joseph, A.. "The Theory of Economic Development: An Inquiry into Profits, Capital, Credit, Interest and the Business Cycle". Cet. 6. Cambridge, Massachusetts: Harvard University Press, 1959. Text.