?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=N+P&rft.au=Singh%2C+N+P&rft.aulast=Singh&rft.isbn=978-0-8138-2016-3&rft.date=2011&rft.title=Climate+Change+Impact+in+Agriculture%3A+Vulnerability+and+Adaptation+Concerns+of+Semiarid+Tropics+in+Asia&rft.tpages=632&rft.btitle=Crop+Adaptation+to+Climate+Change&rft.genre=bookitem