1. Advanced Bionics LLC. (2013a). The listening room. Retrieved from http://www.hearingjourney.com/Listening_Room/preview.cfm?langid=1
2. Advanced Bionics LLC. (2013b). Tools for schools. Retrieved from http://www.advancedbionics.com/us/en/support/tools_for_schools.html
3. Anderson K. L. (1989). Screening instrument for targeting educational risk. Retrieved from http://successforkidswithhearingloss.com/uploads/SIFTER.pdf
4. Anderson K. L. & Matkin N. (1996). Preschool Screening Instrument For Targeting Educational Risk (Preschool SIFTER). Retrieved from http://successforkidswithhearingloss.com/uploads/Preschool_SIFTER.pdf
5. Anderson K. L. Smaldino J. & Spangler C. (2011). The listening inventories for education – revised. Retrieved from http://successforkidswithhearingloss.com/wp-content/uploads/2011/08/LIFE-R.pdf