SIPU International -Gaborone, BW

Gaborone, B.W.S.I.P.U.Inter & BW, B.Ministry o, 1994. Work with water : a guide to careers with water, waste water and environmental protection. A teachers' guide to Work with water, Gaborone, Botswana: Botswana, Ministry of Education, Guidance and Counselling Division. Available at: https://es.ircwash.org/sites/default/files/204.2-94WO-12577-1.pdf.