APA (7th ed.) Citation

KG, B., & LL, C. (1999). Many voices, many tongues: Accents, dialects, and variations. Topics in Language Disorders, 19(4), iv.

Chicago Style (17th ed.) Citation

KG, Butler, and Cheng LL. "Many Voices, Many Tongues: Accents, Dialects, and Variations." Topics in Language Disorders 19, no. 4 (1999): iv.

MLA (9th ed.) Citation

KG, Butler, and Cheng LL. "Many Voices, Many Tongues: Accents, Dialects, and Variations." Topics in Language Disorders, vol. 19, no. 4, 1999, p. iv.