KHATAL, P.K. <br/><br/>
MICROFOSSILS AND THEIR APPLICATION 

 - 1st Ed. 
 - New Delhi  C.B.S. Publishers and Distrbutors, New Delhi   1998 
<br/><br/><label>ISBN: </label>81 239 0592 0 
<br/><br/><label>Dewey Class. No.: </label>561.9  / KHA/MI