APA (7th ed.) Citation

Gibson, G. G., & Walker, R. (1985). Food toxicology--real or imaginary problems? Taylor & Francis.

Chicago Style (17th ed.) Citation

Gibson, G. Gordon, and R. Walker. Food Toxicology--real or Imaginary Problems? London: Taylor & Francis, 1985.

MLA (9th ed.) Citation

Gibson, G. Gordon, and R. Walker. Food Toxicology--real or Imaginary Problems? Taylor & Francis, 1985.