Manual Communication systems (Pfau, Roland, Stein 2012)
Completion requirements
PFAU, Roland, Markus STEINBACH a B. WOLL. Sign Language: An International Handbook. 00037. 2012. ISBN 9783110204216.
Click ManualCommunication_systems_SignLanguageAnInternaPfauRolandStein_2012.pdf link to view the file.