@BOOK {EKANAYAKE:1997a,
title = {Morphology of cassava: IITA research guide, No. 61},
author = {Ekanayake, I. J. and Osiru, D. * and Porto, M. C. M. *},
series = {IITA research guide, No. 61},
year = {1997},
month = {August},
publisher = {International Institute of Tropical Agriculture (IITA)},
address = {Ibadan, Nigeria},
isbn = {978-131-122-3},
note = {RTB; Root and Tuber; Cassava.; 30p.},
}