JCL coding  [videorecording] 

 - Chicago :  Science Research Associates Inc,  1982 
 - 1 videocassette (U-matic) (30 min.) :  sd., col., ;  3/4 in. +  1 personal reference guide. +  3  text books. 
 - Fundamentals of OS / VS [videorecording] .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer programs<br/>Systems programming