APA (7th ed.) Citation

Duffy, J. R. (2013). Motor speech disorders: Substrates, differential diagnosis, and management (3rd ed.). Mosby.

Chicago Style (17th ed.) Citation

Duffy, Joseph R. Motor Speech Disorders: Substrates, Differential Diagnosis, and Management. 3rd ed. St. Louis, Mo. London: Mosby, 2013.

MLA (8th ed.) Citation

Duffy, Joseph R. Motor Speech Disorders: Substrates, Differential Diagnosis, and Management. 3rd ed. Mosby, 2013.

Warning: These citations may not always be 100% accurate.