About Japanese Sign Language http://www.deaflibrary.org/jsl.html

Dictionary of New Zealand Sign Language http://www.websites.co.nz/nzsign.htm

Institute of German Sign Language and Communication of the Deaf http://www.sign-lang.uni-hamburg.de/english.html

International Bibliography of Sign Language http://www.sign-lang.uni-hamburg.de/bibweb/Bibliography.html