APA (7th ed.) Citation

Bullen, K. E. (1965). An introduction to the theory of mechanics (7th ed.). Science Press.

Chicago Style (17th ed.) Citation

Bullen, Keith Edward. An Introduction to the Theory of Mechanics. 7th ed. Cambridge, Eng.: Science Press, 1965.

MLA (9th ed.) Citation

Bullen, Keith Edward. An Introduction to the Theory of Mechanics. 7th ed. Science Press, 1965.