APA (7th ed.) Citation

De Camp, L. S. (1963). The ancient engineers. Dorset Press.

Chicago Style (17th ed.) Citation

De Camp, L. Sprague. The Ancient Engineers. New York: Dorset Press, 1963.

MLA (9th ed.) Citation

De Camp, L. Sprague. The Ancient Engineers. Dorset Press, 1963.

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