Ashley, Ruth. <br/><br/>
Introduction to structured COBOL / 
Ruth Ashley, Judi N. Fernandez 
 - New York :  John Wiley & Sons,  1984 
 - x, 342 p. :  ill. ;  28 cm. 
 - Ashley, Ruth. COBOL ;  Book 1 (series) COBOL ;  book 1 .
 - COBOL ;  book 1 .
<br/><br/> Spiral binding 
<br/><br/><label>ISBN: </label>0491870250 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COBOL (Computer program language)<br/>Structured programming