Pullum, G. K., & Ladusaw, W. A. (1986). Phonetic symbol guide (1a. ed.). The University of Chicago Press.
Chicago Style (17th ed.) ZitazioaPullum, Geoffrey K., eta William A. Ladusaw. Phonetic Symbol Guide. 1a. ed. Chicago: The University of Chicago Press, 1986.
MLA (9th ed.) ZitazioaPullum, Geoffrey K., eta William A. Ladusaw. Phonetic Symbol Guide. 1a. ed. The University of Chicago Press, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.