Dalal, A.S.,, <br/><br/>
Hidden Forces Of Life Selections From The Works Of Sri Aurobondo And The Mother 
A.S. Dalal 
 - 1st . 
 - Pondicherry  Sri Aurbindo Ashram Publication Department  1998 
 - xii,203p. 
<br/><br/><label>ISBN: </label>817058177X