APA (7th ed.) Citation

Leech, J. H., Sande, M. A., & Root, R. K. (1988). Parasitic infections. Churchill Livingstone.

Chicago Style (17th ed.) Citation

Leech, James H., Merle A. Sande, and Richard K. Root. Parasitic Infections. New York: Churchill Livingstone, 1988.

MLA (9th ed.) Citation

Leech, James H., et al. Parasitic Infections. Churchill Livingstone, 1988.