Franklin

MLA

Ladefoged, Peter. A Phonetic Study of West African Languages: an Auditory-instrumental Survey. 2nd ed. Cambridge: Cambridge U.P., 1968.

APA

Ladefoged, P. (1968). A phonetic study of West African languages: an auditory-instrumental survey. 2nd ed. Cambridge: Cambridge U.P.

Chicago

Ladefoged, Peter. A Phonetic Study of West African Languages: An Auditory-Instrumental Survey. 2nd ed. Cambridge: Cambridge U.P., 1968.