AVLIC Legal Document. (Edmonton: AVLIC, 1996) Qualifications, working conditions and professional standards to be observed by interpreters in legal settings.
Interpreting in Legal Contexts: Consecutive and Simultaneous Interpreting. (Calgary: University of Calgary, 2000). An unpublished doctoral dissertation by Debra Russell looking at the accuracy of sign language interpretation provided in court settings. Includes observations by judges, lawyers and Deaf witnesses.
So You Want to be an Interpreter? by Jan Humphrey and Bob Alcorn. Clear descriptions of Deaf/hearing cultural differences, sign languages and forms of visual communication and correct terminology.