APA (7th ed.) Citation

Clark, J. W., Cheraskin, E., & Ringsdorf, W. M. (1970). Diet and the periodontal patient. Thomas.

Chicago Style (17th ed.) Citation

Clark, James W., Emanuel Cheraskin, and W. M. Ringsdorf. Diet and the Periodontal Patient. Springfield, IL: Thomas, 1970.

MLA (9th ed.) Citation

Clark, James W., et al. Diet and the Periodontal Patient. Thomas, 1970.