APA (7th ed.) Citation

Thomson, H., & Parkins, B. J. (1990). Occlusion (2nd ed.). Wright.

Chicago Style (17th ed.) Citation

Thomson, Hamish, and B. J. Parkins. Occlusion. 2nd ed. London: Wright, 1990.

MLA (9th ed.) Citation

Thomson, Hamish, and B. J. Parkins. Occlusion. 2nd ed. Wright, 1990.