APA (7th ed.) Citation

Shepherd, D. G. (1949). An introduction to the gas turbine. Constable.

Chicago Style (17th ed.) Citation

Shepherd, D. G. An Introduction to the Gas Turbine. London: Constable, 1949.

MLA (9th ed.) Citation

Shepherd, D. G. An Introduction to the Gas Turbine. Constable, 1949.