APA (7th ed.) Citation

Heffner, R. S. (1969). General phonetics. The University of Wisconsin Press.

Chicago Style (17th ed.) Citation

Heffner, Roe-Merrill S. General Phonetics. Madison: The University of Wisconsin Press, 1969.

MLA (9th ed.) Citation

Heffner, Roe-Merrill S. General Phonetics. The University of Wisconsin Press, 1969.