Langevin, Leo J. <br/><br/>
DOS/VSE/SP guide for systems programming  concepts, programs, macros, subroutines 
Leo J. Langevin. 
 - Wellesley, Mass.  QED Information Sciences  c1990. 
 - xx, 425 p. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references (p. 417). 
<br/><br/><label>ISBN: </label>0894352997  39.95 
<br/><br/><label>LCCN: </label>89010368 //r91 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>DOS/VSE (Computer operating system)
<br/><br/><label>Subjects--Topical Terms: </label><br/>Systems programming Computer science.
<br/><br/><label>LC Class. No.: </label>QA76.76.O63  / L364 1990 
<br/><br/><label>Dewey Class. No.: </label>005.2/25