APA

Gelfand S. A., . (2001). Essentials of audiology. New York: Thieme.

Chicago

Gelfand Stanley A, . 2001. Essentials of audiology. New York: Thieme.

Harvard

Gelfand S. A., . (2001). Essentials of audiology. New York: Thieme.

MLA

Gelfand Stanley A, . Essentials of audiology. New York: Thieme. 2001.