APA (7th ed.) Citation

Landis, W. G., Hughes, J. S., & Lewis, M. A. (1993). Environmental toxicology and risk assessment. ASTM.

Chicago Style (17th ed.) Citation

Landis, Wayne G., Jane S. Hughes, and Michael A. Lewis. Environmental Toxicology and Risk Assessment. Philadelphia: ASTM, 1993.

MLA (9th ed.) Citation

Landis, Wayne G., et al. Environmental Toxicology and Risk Assessment. ASTM, 1993.