APA (7e ed.) Bronvermelding

Catford, J. C. (1977). Fundamental problems in phonetics (1st Midland Book ed.). Indiana University Press.

Chicago (17e ed.) Bronvermelding

Catford, John Cunnison. Fundamental Problems in Phonetics. 1st Midland Book ed. Bloomington: Indiana University Press, 1977.

MLA (9e ed.) Bronvermelding

Catford, John Cunnison. Fundamental Problems in Phonetics. 1st Midland Book ed. Indiana University Press, 1977.