Froman, Nanny <br/><br/>
Physical Problems Solved by the Phase-Integral Method 
Froman, Nanny 
 -  Cambridge University Press  2002 
 - On-campus e-Book by ebrary under Digital Library Program of Higher Education Commission (HEC) of Pakistan 
<br/><br/><label>ISBN: </label>9780511157714     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical Science