APA (7th ed.) Citation

Wagemann, E., & Blelloch, D. H. (1930). Economic rhythm: A theory of business cycles. McGraw-Hill.

Chicago Style (17th ed.) Citation

Wagemann, Ernst, and David Habershon Blelloch. Economic Rhythm: A Theory of Business Cycles. New York [etc.]: McGraw-Hill, 1930.

MLA (9th ed.) Citation

Wagemann, Ernst, and David Habershon Blelloch. Economic Rhythm: A Theory of Business Cycles. McGraw-Hill, 1930.