Ovid Technologies, Inc, Allingham, R. R., & Shields, M. B. (2011). Shields' textbook of glaucoma (Sixth edition.). Wolters Kluwer/Lippincott Williams & Wilkins Health.
Chicago Style (17th ed.) CitationOvid Technologies, Inc, R. Rand Allingham, and M. Bruce Shields. Shields' Textbook of Glaucoma. Sixth edition. Philadelphia: Wolters Kluwer/Lippincott Williams & Wilkins Health, 2011.
MLA (9th ed.) CitationOvid Technologies, Inc, et al. Shields' Textbook of Glaucoma. Sixth edition. Wolters Kluwer/Lippincott Williams & Wilkins Health, 2011.
Warning: These citations may not always be 100% accurate.