APA (7th ed.) Citation

Davies, R. J., & Ollier, S. (1989). Allergy : the facts / Robert Davies and Susan Ollier: The facts. Oxford University Press.

Chicago Style (17th ed.) Citation

Davies, Robert J., and Susan Ollier. Allergy : The Facts / Robert Davies and Susan Ollier: The Facts. Oxford: Oxford University Press, 1989.

MLA (9th ed.) Citation

Davies, Robert J., and Susan Ollier. Allergy : The Facts / Robert Davies and Susan Ollier: The Facts. Oxford University Press, 1989.

Warning: These citations may not always be 100% accurate.