Introduction to IBM 4300 and DOS/VSE facilities :  student text 

 - Poughkeepsie, N. Y. :  International Business Machines,  1980. 
 - 1 v. (various pagings) :  ill. ;  28 cm. 
 - IBM independent study program .
 - IBM independent study program. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Electronic data processing.<br/>IBM 4300 (Computer).<br/>Information storage and retrieval systems.