Pullum, Geoffrey K. & William A. Ladusaw. 1996. Phonetic symbol guide. 2nd edn. Chicago: University of Chicago Press.
@book{Pullum1996, address = {Chicago}, author = {Pullum, Geoffrey K. and Ladusaw, William A.}, edition = {2}, publisher = {University of Chicago Press}, title = {Phonetic symbol guide}, year = {1996} }