Perry, Samuel. <br/><br/>
Beginning COBOL :  an interactive and structured approach / 
by Samuel Perry. 
 - Menlo Park, Calif. :  Benjamin/Cummings,  1986. 
 - xv, 482 p. 
<br/><br/><label>ISBN: </label>080537740X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science.<br/>COBOL (Computer program language).