Singh, S. R. <br/><br/>
Reaserch methodology in agriculture 
S. R. Singh 
 - New Delhi  APH PUblishing  2009 
 - viii, 262p.; ill.  Hbk. 
<br/><br/><label>ISBN: </label>9788131305713 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture-Reaserch