Sahay,Bhagwan <br/><br/>
Origin and evaluation of formation pressures. 
Bhagwan Sahay 
 - New Delhi   Allied Publishers Private Limited  1988 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pressure.
<br/><br/><label>LC Class. No.: </label>TN 279 .S2