Hayes A S <br/><br/>
Language laboratory facilites    technical guide for their selection purchase use and maintenance 

 - Laondon  OUP         1968 
 - xii,138p.  cm. 
 - Language and language learning ed by Ronald Macking and Peter Strevens .
<br/><br/> Appendix  (p.105-117) A A Sample specifacation B.A sel;ect bibliography of Adudivisual teching material 
<br/><br/><label>Standard No.: </label>49,784 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LINGUISTICS
<br/><br/><label>Dewey Class. No.: </label>P:f3, K8