Evidence from the wider use of the BSL Receptive Skills Test: Ros Herman, Penny Roy, City University, London, UK (Deafness & Education International, Volume 8 Issue 1, Pages 33 – 4, 2006)
PDF – 29 pages
http://www.city.ac.uk/lcs/dps/biog/Deafness%20and%20education%20paper%20april%2006.pdf
