Visual communication for the hard of hearing
Subtitle: history, research, methods
By: [by] John J. O'Neill [and] Herbert J. Oyer.
Contributors: Oyer, Herbert J. joint author.
Publisher: Prentice-Hall
Published: 1961
Place of publication: Englewood Cliffs, N.J
Language: eng
Number of pages: 163
Subjects: Deaf -- Means of communication.
Notes: Includes bibliography.