@BOOK {UGWU:1992,
title = {Seasonality of cassava processing in Africa and tests of hypotheses: COSCA working paper, No. 6},
author = {Ugwu, B. and Ay, P. },
series = {COSCA working paper},
year = {1992},
number = {6},
publisher = {International Institute of Tropical Agriculture (IITA)},
address = {Ibadan, Nigeria},
note = {RTB; Root and Tuber; Cassava.; 23p.},
}