Dyfyniad APA

Schumpeter, J. A. (1939). Business cycles: A theoretical, historical, and statistical analysis of the capitalist process. McGraw-Hill Book Company, inc..

Dyfyniad Arddull Chicago

Schumpeter, Joseph A. Business Cycles: A Theoretical, Historical, and Statistical Analysis of the Capitalist Process. London: McGraw-Hill Book Company, inc., 1939.

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.