Basics of OS. :  UNIX and Shell programming / 
[compiled by] Instructional Software research and development (ISRD) group 
 - New Delhi :  Tata McGraw-Hill Education,  c2007 
 - xxi, 304 p. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0070616817 (pbk) :  Rs. 195.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers)<br/>UNIX (Computer file)<br/>UNIX Shells
<br/><br/><label>Dewey Class. No.: </label>005.432