Books@Ovid (Online service), Ovid Technologies, Inc, Rom, W. N., & Markowitz, S. (2007). Environmental and occupational medicine (Fourth edition.). Lippincott Williams & Wilkins.
Chicago Style (17th ed.) CitationBooks@Ovid (Online service), Inc Ovid Technologies, William N. Rom, and Steven Markowitz. Environmental and Occupational Medicine. Fourth edition. Philadelphia, PA: Lippincott Williams & Wilkins, 2007.
MLA (9th ed.) CitationBooks@Ovid (Online service), et al. Environmental and Occupational Medicine. Fourth edition. Lippincott Williams & Wilkins, 2007.
Warning: These citations may not always be 100% accurate.