Stern, Nancy B. <br/><br/>
Structured COBOL programming / 
Nancy Stern, Robert A. Stern. 
 - 6th ed. 
 - Wiley :  New York,  1991. 
 - xvi, 763 p. :  ill. ;  28 cm. 
<br/><br/> Includes booklet The COBOL syntax reference guide : 73 p. 
<br/><br/><label>ISBN: </label>0471534005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COBOL (Computer program language).<br/>Structured programming.