Americna Speech and Hearing Association, National Society for Crippled Children and Adults, & Johnson, W. 1. (1950). Speech problems of children ; a guide to care and correction. Grune & Stratton.
Chicago-Zitierstil (17. Ausg.)Americna Speech and Hearing Association, National Society for Crippled Children and Adults, und Wendell 1906 Johnson. Speech Problems of Children ; a Guide to Care and Correction. New York: Grune & Stratton, 1950.
MLA-Zitierstil (9. Ausg.)Americna Speech and Hearing Association, et al. Speech Problems of Children ; a Guide to Care and Correction. Grune & Stratton, 1950.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.