Indigenous knowledge in resource management :
Mascarenhas, Ophelia.
Indigenous knowledge in resource management : irrigation in Msanzi, Tanzania / Ophelia Mascarenhas, Peter G. Veit. - 1st ed. - Nairobi : WRI, 1994. - vii, 58 p.
1569730075 :
Irrigation--Tanzania.
Indigenous knowledge in resource management : irrigation in Msanzi, Tanzania / Ophelia Mascarenhas, Peter G. Veit. - 1st ed. - Nairobi : WRI, 1994. - vii, 58 p.
1569730075 :
Irrigation--Tanzania.