APA (7th ed.) Citation

Donaldson, C., & LeCain, G. H. (1943). Tool design. Harper & brothers.

Chicago Style (17th ed.) Citation

Donaldson, Cyril, and George H. LeCain. Tool Design. New York, London: Harper & brothers, 1943.

MLA (9th ed.) Citation

Donaldson, Cyril, and George H. LeCain. Tool Design. Harper & brothers, 1943.

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