@BOOK {AMAZA:2009, title = {Changes in household food security and poverty status in PROSAB areas of southern Borno state, Nigeria}, author = {Amaza, P. and Abdoulaye, T. and Kwaghe, P. * and Tegbaru, A. }, year = {2009}, publisher = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, isbn = {978-131-341-2}, note = {40p.}, }