Yourdon, Edward. <br/><br/>
Learning to program in structured COBOL / 
by Ed Yourdon ... [et al.]. 
 - New York :  Yourdon Press,  c1978. 
 - 2 pts.  ill. 
<br/><br/> Part 2 co-authored by Timothy Lister and Edward Yourdon. Both pts. placed under "Yourdon (Y81)" for easy access. 
<br/><br/><label>ISBN: </label>091707212X (pt.1) ; 0917072030 (pt.2) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COBOL (Computer program language).<br/>Structured programming.