APA (7th ed.) Citation

LJ, L., & ML, E. (2001). Collecting and transcribing speech samples: Enhancing phonological analysis. Topics in Language Disorders, 21(4), iv.

Chicago Style (17th ed.) Citation

LJ, Louko, and Edwards ML. "Collecting and Transcribing Speech Samples: Enhancing Phonological Analysis." Topics in Language Disorders 21, no. 4 (2001): iv.

MLA (9th ed.) Citation

LJ, Louko, and Edwards ML. "Collecting and Transcribing Speech Samples: Enhancing Phonological Analysis." Topics in Language Disorders, vol. 21, no. 4, 2001, p. iv.