Introduction to sign teaching and the use of communication aids /
Tetzchner, Stephen von
Introduction to sign teaching and the use of communication aids / Stephen von Tetzchner and Harald Martinsen ; translated by Kevin M. J. Quirk. - London : Whurr, 1992. - x,256p. : ill. ; 24cm.
1870332288
Sign languages
Nonverbal communication
419 TET M
Introduction to sign teaching and the use of communication aids / Stephen von Tetzchner and Harald Martinsen ; translated by Kevin M. J. Quirk. - London : Whurr, 1992. - x,256p. : ill. ; 24cm.
1870332288
Sign languages
Nonverbal communication
419 TET M