@BOOKLET {AIGHEWI:2017, title = {Key for a profitable and sustainable seed yam business enterprise: business plan and market development with record keeping for seed yam farmers; YIIFSWA working paper series, No. 8}, author = {Aighewi, B. and Maroya, N. and Mignouna, D. }, year = {2017}, address = {International Institute of Tropical Agriculture (IITA)}, howpublished = {YIIFSWA working paper series}, note = {WAHub; RTB; Yam; 23p.; ISBN: 978-978-8444-78-7}, }