APA aipamena

Houston, W. J. B., Stephens, C., & Tulley, W. J. (1992). A textbook of orthodontics (2nd ed.). Butterworth-Heinemann.

Chicago Style aipamena

Houston, W. J. B., C.D Stephens, and W. J. Tulley. A Textbook of Orthodontics. 2nd ed. Oxford: Butterworth-Heinemann, 1992.

MLA aipamena

Houston, W. J. B., et al. A Textbook of Orthodontics. 2nd ed. Butterworth-Heinemann, 1992.