Cita APA (7th ed.)

Owens, R. E., Metz, D. E., & Haas, A. (2007). Introduction to communication disorders: A lifespan perspective (3rd ed.). Pearson/A and B.

Cita Chicago (17th ed.)

Owens, Robert E., Dale Evan Metz, i Adelaide Haas. Introduction to Communication Disorders: A Lifespan Perspective. 3rd ed. Boston, Mass: Pearson/A and B, 2007.

Cita MLA (9th ed.)

Owens, Robert E., et al. Introduction to Communication Disorders: A Lifespan Perspective. 3rd ed. Pearson/A and B, 2007.