Rabina Nath Roy (et.al) <br/><br/>
Mahajan  & Gupta Text Book Of Preventive And Social Medicine 
Ray, Rabindranath 
 - 4th 
 - New Delhi    Jaypee Brothers Medical Publishers New Delhi  2013 New Delhi   Jaypee Brothers Medical Publishers New Delhi  2013 
 - xvii 703 Index 
<br/><br/><label>ISBN: </label>9789350901878