Gale directory of publications and broadcast media. :  an annual guide to publications and broadcasting stations / 
Winklepleck, Julie. 
 - 125th ed. 
 - Detroit :  Gale Research,  1993. 
 - xvii, 333 p. 
 -  Vol. 1 .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer programming--Production.<br/>Research.
<br/><br/><label>LC Class. No.: </label>PN4734  / .I3