APA aipamena

Black, J. W., & Irwin, R. B. (1969). Voice and diction phonation and phonology. Charles E. Merrill.

Chicago Style aipamena

Black, John W., and Ruth B. Irwin. Voice and Diction Phonation and Phonology. Charles E. Merrill, 1969.

MLA aipamena

Black, John W., and Ruth B. Irwin. Voice and Diction Phonation and Phonology. Charles E. Merrill, 1969.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.