The ultimate two-volume desk reference for practicing audiologists, ENTs, hearing aid dispensers, and students! An absolute best seller from the day the first volume was released, the Audiologists' Desk Reference is the only truly original, comprehensive and accessible product on the market. Inside are thousands of facts, figures, checklists, anecdotes, tips, tables, all presented in an eye-catching and easy-to-use format, and all at your fingertips day in, day out.