Bernthal, J. E., Bankson, N. W., & Flipsen, P. (2009). Articulation and phonological disorders: Speech sound disorders in children (6th ed.). Pearson Education.
Citación estilo ChicagoBernthal, John E., Nicholas W. Bankson, and Peter Flipsen. Articulation and Phonological Disorders: Speech Sound Disorders in Children. 6th ed. Boston, Mass: Pearson Education, 2009.
Cita MLABernthal, John E., et al. Articulation and Phonological Disorders: Speech Sound Disorders in Children. 6th ed. Pearson Education, 2009.
Warning: These citations may not always be 100% accurate.