Turner, Jerry R <br/><br/>
APL is easy 

 - New York  John Wiley  1987 
 - viii ,238 p. 
<br/><br/>   
<br/><br/><label>Subjects--Index Terms: </label>Programming languages APL Computer Programming 
<br/><br/><label>Universal Decimal Class. No.: </label>004.432.42APL