APA (7th ed.) Citation

Ferguson, W. K. (1939). A survey of European civilization. Houghton.

Chicago Style (17th ed.) Citation

Ferguson, Wallace Klippert. A Survey of European Civilization. Boston: Houghton, 1939.

MLA (9th ed.) Citation

Ferguson, Wallace Klippert. A Survey of European Civilization. Houghton, 1939.

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