Cita APA (7th ed.)

Haynes, W. O., & Johnson, C. E. (2009). Understanding research and evidence-based practice in communication disorders: A primer for students and practitioners. Pearson.

Cita Chicago (17th ed.)

Haynes, William O., i Carole E. Johnson. Understanding Research and Evidence-based Practice in Communication Disorders: A Primer for Students and Practitioners. Boston: Pearson, 2009.

Cita MLA (9th ed.)

Haynes, William O., i Carole E. Johnson. Understanding Research and Evidence-based Practice in Communication Disorders: A Primer for Students and Practitioners. Pearson, 2009.