Davis, William S.,  1943- <br/><br/>
COBOL  introduction to stratured logic and modular program design / 
William S. Davis, Richard H. Fisher 
 - Reading, Mass. :  Addison-Wesley,  1979 
 - 552 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0201024319 
<br/><br/><label>LCCN: </label>78-68773 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Structured programming<br/>COBOL (Computer program language)