Cita APA (7a ed.)

Harris, S. (1981). Pre- and postoperative evaluation in middle ear surgery. [s.n.].

Cita Chicago Style (17a ed.)

Harris, Sten. Pre- and Postoperative Evaluation in Middle Ear Surgery. Malmö: [s.n.], 1981.

Cita MLA (8a ed.)

Harris, Sten. Pre- and Postoperative Evaluation in Middle Ear Surgery. [s.n.], 1981.