American National Standards Institute. (1989). Specification for audiometers (ANSI S3.6-1989). New York: ANSI.
Carrow-Woolfolk, E. (1995). Oral & Written Language Scales. Circle Pines, MN: American Guidance Service.
Catts, H. (1986). Speech production/phonological deficits in reading disordered children. Journal of Learning Disabilities, 19, 504–508.
Dollaghan, C., & Campbell, T.F. (1998). Nonword repetition and child language impairment. Journal of Speech, Language, and Hearing Research, 41, 1136–1146.
Goldman, R., & Fristoe, M. (2000). Goldman–Fristoe Test of Articulation (2nd ed.). Circle Pines, MN: AGS.
Kaufman, A.S., & Kaufman, N.L. (2004). Kaufman Brief Intelligence Test-Second Edition. Circle Pines, MN: AGS Publishing.
McSweeny, J. (1998). Procedures to obtain extended conversational speech samples for prosody-voice analysis. (Tech. Rep. No. 7). Phonology Project, Waisman Center, University of Wisconsin-Madison.
Shriberg, L. D., Fourakis, M., Hall, S., Karlsson, H. B., Lohmeier, H. L, McSweeny, J., Potter, N. L., Scheer- Cohen, A. R., Strand, E. A., Tilkens, C. M., & Wilson, D. L. (2010). Extensions to the Speech Disorders Classification System (SDCS). Clinical Linguistics & Phonetics, 24, 795-824.
Woodcock, R.W., McGrew, K.S., & Mather, N. (2001). Woodcock-Johnson III. Itasca, IL: Riverside Publishing.