Sign here handwriting in the age of new media
edited by Sonja Neef, Jose van Dijck, and Eric Ketelaar
Amsterdam University Press, 2006
 Buku Teks
Sign languages
edited by Diane Brentari
Cambridge University Press, 2010
 eBooks
Sign languages
edited by Diane Brentari
Cambridge University Press, 2010
 Buku Teks
Culligan, Matthew
How to avoid stress before it kills you
Gramercy, 1979
 Buku Teks
Sandler, Wendy
Sign language and linguistic universals
Cambridge University Press, 2006
 Buku Teks