Wilson, C. O., Beale, J. M., & Block, J. H. Wilson and Gisvold's textbook of organic medicinal and pharmaceutical chemistry (12th ed.).

Wilson, Charles Owens, John Marlowe Beale, and John H. Block. Wilson and Gisvold's Textbook of Organic Medicinal and Pharmaceutical Chemistry. 12th ed.

Wilson, Charles Owens, et al. Wilson and Gisvold's Textbook of Organic Medicinal and Pharmaceutical Chemistry. 12th ed.