APA (7th ed.) Citation

Marshall, C. W., & Barrett, S. (1983). Vitamins and minerals: Help or harmn. George F. Stickley.

Chicago Style (17th ed.) Citation

Marshall, Charles W., and Stephen Barrett. Vitamins and Minerals: Help or Harmn. Philadelphia: George F. Stickley, 1983.

MLA (9th ed.) Citation

Marshall, Charles W., and Stephen Barrett. Vitamins and Minerals: Help or Harmn. George F. Stickley, 1983.