?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=J+W&rft.au=Kalungu%2C+J+W&rft.aulast=Kalungu&rft.atitle=Smallholder+Farmers%E2%80%99+Perception+of+the+Impacts+of+Climate+Change+and+Variability+on+Rain-fed+Agricultural+Practices+in+Semi-arid+and+Sub-humid+Regions+of+Kenya&rft.title=Journal+of+Environment+and+Earth+Science&rft.issn=2225-0948&rft.date=2013&rft.volume=3&rft.pages=129-140&rft.issue=7&rft.genre=article