Hayes, Alfred S. <br/><br/>
Language laboratory facilities :  technical guide for their selection, purchase, use, and maintenance / 
A. S. Hayes. 
 - London :  Oxford University Press,  1968. 
 - xii, 138 p. :  ill. ;  22 cm. 
<br/><br/> 'The U.S. Office of Education initiated a contract with the Electronic Industries Association for the preparation of this' volume. 
<br/><br/>Bibliography: p. 119-138. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language laboratories.