Firth, G., & Barber, M. (2011). Using Intensive Interaction with a Person with a Social or Communicative Impairment.
Chicago Style (17th ed.) CitationFirth, Graham, and Mark Barber. Using Intensive Interaction with a Person with a Social or Communicative Impairment. 2011.
MLA (9th ed.) CitationFirth, Graham, and Mark Barber. Using Intensive Interaction with a Person with a Social or Communicative Impairment. 2011.
Warning: These citations may not always be 100% accurate.