Boettcher, Robert R. <br/><br/>
Structured programming in COBOL / 
Robert R. Boettcher. 
 - New York :  Holt, Rinehart and Winston,  c1987. 
 - xvi, 558 p. :  ill. 
<br/><br/><label>ISBN: </label>0030705592 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COBOL (Computer program language)
<br/><br/><label>LC Class. No.: </label>QA76.73.C25  / B62 1987 
<br/><br/><label>Dewey Class. No.: </label>005.13/3�19