APA (7th ed.) Citation

Whelan, P. M., & Hodgson, M. J. (1979). Questions on principles of physics. John Murray.

Chicago Style (17th ed.) Citation

Whelan, P. M., and M. J. Hodgson. Questions on Principles of Physics. London: John Murray, 1979.

MLA (9th ed.) Citation

Whelan, P. M., and M. J. Hodgson. Questions on Principles of Physics. John Murray, 1979.

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