George, M. D., Donley, T. G., & Preshaw, P. (2014). Ultrasonic periodontal debridement: Theory and technique. Wiley Blackwell.
芝加哥风格引文George, Marie D., Timothy G. Donley, 与 Philip Preshaw. Ultrasonic Periodontal Debridement: Theory and Technique. Ames, Iowa ; West Sussex, England ; Oxford, England: Wiley Blackwell, 2014.
MLA引文George, Marie D., et al. Ultrasonic Periodontal Debridement: Theory and Technique. Wiley Blackwell, 2014.
警告：这些引文格式不一定是100％准确.