APA (7th ed.) Citation

Greidanus, T. (1939). The development of Keynes' economic theories. P.S. King & Son.

Chicago Style (17th ed.) Citation

Greidanus, Tjardus. The Development of Keynes' Economic Theories. London: P.S. King & Son, 1939.

MLA (9th ed.) Citation

Greidanus, Tjardus. The Development of Keynes' Economic Theories. P.S. King & Son, 1939.

Warning: These citations may not always be 100% accurate.