Citazione Stile APA (7a Edizione)

ebrary, Inc, Hannahs, S. J., & Young-Scholten, M. (1997). Focus on phonological acquisition. J. Benjamins Pub..

Citazione stile Chigago Style (17a edizione)

ebrary, Inc, S. J. Hannahs, e Martha Young-Scholten. Focus on Phonological Acquisition. Amsterdam ; Philadelphia: J. Benjamins Pub., 1997.

Citatione MLA (9a ed.)

ebrary, Inc, et al. Focus on Phonological Acquisition. J. Benjamins Pub., 1997.