GSI, . <br/><br/>
Roman Urdu: Infantry Section Leading /  Textual Documents 
GSI. 
 - 1st / 
 - ix,129p. :  ill ;  10 cm. . 
<br/><br/><label>ISBN: </label> HB 
<br/><br/><label>Subjects--Index Terms: </label>T/G-Earth Science 
<br/><br/><label>Dewey Class. No.: </label>356  / T 482 In