APA (7th ed.) Citation

Dixon, J. L. (1939). The world of engineering. John Gifford.

Chicago Style (17th ed.) Citation

Dixon, J. L. The World of Engineering. London: John Gifford, 1939.

MLA (9th ed.) Citation

Dixon, J. L. The World of Engineering. John Gifford, 1939.

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