APA (7th ed.) Citation

Unstead, P. J. (1969). Questions and answers on automobile engines / by P.J. Unstead (2nd ed.). Newnes.

Chicago Style (17th ed.) Citation

Unstead, P. J. Questions and Answers on Automobile Engines / by P.J. Unstead. 2nd ed. Newnes, 1969.

MLA (9th ed.) Citation

Unstead, P. J. Questions and Answers on Automobile Engines / by P.J. Unstead. 2nd ed. Newnes, 1969.

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