Cita APA (7a ed.)

Lowry, L. D. (1981). Artificial larynges: A review and development of a prototype self-contained intra-oral artificial larynx. [s.n.].

Cita Chicago Style (17a ed.)

Lowry, Louis D. Artificial Larynges: A Review and Development of a Prototype Self-contained Intra-oral Artificial Larynx. [S.l.]: [s.n.], 1981.

Cita MLA (9a ed.)

Lowry, Louis D. Artificial Larynges: A Review and Development of a Prototype Self-contained Intra-oral Artificial Larynx. [s.n.], 1981.