APA (7th ed.) Citation

Liptrot, R. N., & Wood, J. D. (1955). Rotorcraft. Butterworths.

Chicago Style (17th ed.) Citation

Liptrot, R. N., and J. D. Wood. Rotorcraft. London: Butterworths, 1955.

MLA (8th ed.) Citation

Liptrot, R. N., and J. D. Wood. Rotorcraft. Butterworths, 1955.

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