"Verma, Phooldev Sahay" <br/><br/>
Patroleum 

 - Patna  Bihar Rashtra Bhasha Parishad  1958 
 - 293 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oil
<br/><br/><label>Dewey Class. No.: </label>GL H 665.5 Ver