@manual{icrisat2424,
          number = {Skill Development Series no. 15},
          author = {S K Pal and S K D Gupta},
            year = {1994},
           title = {Pest Control },
       publisher = {International Crops Research Institute for the Semi-Arid Tropics},
            type = {Manual},
             url = {http://oar.icrisat.org/2424/}
}