Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Groot, W. T. de and Tchala Abina, François and Netherlands-Israel Development Research Programme and Koninklijk Instituut voor de Tropen","A future for the Mandara mountains, North Cameroon",,"Royal Tropical Institute, KIT publishers",2002,NIRP research for policy series,,9068326767,,https://cir.nii.ac.jp/crid/1130282269973670528