?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=J+A&rft.au=Wightman%2C+J+A&rft.aulast=Wightman&rft.isbn=0471923907&rft.date=1990&rft.title=Pests+of+Groundnut+in+the+Semi-Arid+Tropics&rft.tpages=451&rft.btitle=Insect+Pests+of+Tropical+Food+Legumes&rft.genre=bookitem