Food and Agriculture Organisation, Regional Office for Aisa and the Pacific Bangkok Thailand Paroda,R. Singh,RB Woodhead,Terence <br/><br/>
Sustainability of Rice -Wheat Production Systems in Asia / R.S.Paroda, Terence Woodhead, R.B.Singh 

 - New Delhi  Oxford and IBH Publishing Co.Pvt Ltd  1995 
 - iv, 209p. 
 - RAPA Publication .