Παραπομπή APA

Schumpeter, J. A. (1939). Business cycles, Vol 1: A theoretical, historical and statistical analysis of the capitalist process.

Παραπομπή Chicago Style

Schumpeter, Joseph A. Business Cycles, Vol 1: A Theoretical, Historical and Statistical Analysis of the Capitalist Process. McGraw-Hill Book Company, New York, 1939.

Παραπομπή MLA

Schumpeter, Joseph A. Business Cycles, Vol 1: A Theoretical, Historical and Statistical Analysis of the Capitalist Process. 1939.