Gaya APA

Johnson, I, R, A, W. (1999). A Course in Phonology (Ed. 1, Cet. 2). usa: Blackwell Publisher INC.

Gaya MLA

Johnson, Iggy, Roca, And, Wyn. "A Course in Phonology". Ed. 1, Cet. 2 usa: Blackwell Publisher INC, 1999. Book.