Jones, Harry.
Sign language / Harry Jones. - London : English Universities Press, 1968. - xi, 180 p. : ill. - Teach yourself books .
0340059842
Deaf--Means of communication.
Sign language / Harry Jones. - London : English Universities Press, 1968. - xi, 180 p. : ill. - Teach yourself books .
0340059842
Deaf--Means of communication.