Gaya APA

Perkins, W, H., Kent, R, D. (1986). Functional Anatomy of Speech, Language and Hearing: A Primer . United State of America: College-Hill Press.

Gaya MLA

Perkins, William, H.., Kent, Raymond, D.. "Functional Anatomy of Speech, Language and Hearing: A Primer". United State of America: College-Hill Press, 1986. Text.