Parkin, Andrew. <br/><br/>
COBOL workbook :  a self-study introduction to the COBOL programming language / 
Andrew Parkin. 
 - London :  Edward Arnold,  1981. 
 - 76 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0713134380 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COBOL (Computer program language).