APA (7th ed.) Citation

Whelan, P. M., & Hodgson, P. M. (1978). Essential principles of physics. John Murray.

Chicago Style (17th ed.) Citation

Whelan, P. M., and P. M. Hodgson. Essential Principles of Physics. London: John Murray, 1978.

MLA (9th ed.) Citation

Whelan, P. M., and P. M. Hodgson. Essential Principles of Physics. John Murray, 1978.

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