Mwandosya, Mark J.Luhanga, Matthew L.Mugurus, Eric K.2016-02-192016-02-191996M.J. Mwandosya, M.L. Luhanga and E.K. Mugurusi (Eds), Environmental Protection and Sustainable Development, Centre Technology, 1996. ISBN 9987 612 04 0.9987612040, 9789987612048http://hdl.handle.net/123456789/455enProtectionSustainableConference Proceedings