Sign language research and application : proceedings of the International Congress, Hamburg, March 23-25, 1990
MLA
Prillwitz, Siegmund, and Tomas Vollhaber. Sign Language Research and Application : Proceedings of the International Congress, Hamburg, March 23-25, 1990. Hamburg: Signum Press, 1990.
APA
Prillwitz, S., & Vollhaber, T. (1990). Sign language research and application : proceedings of the International Congress, Hamburg, March 23-25, 1990. Hamburg: Signum Press.
Chicago
Prillwitz, Siegmund, ed., and Tomas Vollhaber ed. Sign Language Research and Application: Proceedings of the International Congress, Hamburg, March 23-25, 1990. Hamburg: Signum Press, 1990.