@BOOK {NWEKE:1999c, title = {Cassava production in Ghana; a function of market demand and farmer access to improved production and processing technologies: COSCA working paper, No. 21}, author = {Nweke, F. and Haleegoah, J. and Dixon, A. and Ajobo, O. and Ugwu, B. and Al-Hassan, R. }, series = {COSCA working paper}, year = {1999}, number = {21}, publisher = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, isbn = {978-131-160-6}, note = {RTB; Root and Tuber; Cassava.; 171p. IITA Technologies}, }