Ballenger, John Jacob, Diseases of the Nose, Throat, Ear, Head, and Neck / John Jacob Ballenger. - 14th ed. - Philadelphia, London : Lea & Febiger, c1991. - xvi, 1376 p. : ill. (B/W) ; 29 cm. Includes index. ISBN: 0812113454 Dewey Class. No.: 617.51 / BAL