“Cost of main components of water supply schemes”
, in Water master plans for Rukwa and Kigoma regions : interim report. Part IV. Selected working papers : A
, 1981, pp. Working paper no. 18 (22 p., p. A1-A2, p. B1-B14).
“Design guidelines for low-cost water and sanitation”
, in Project monitoring and reappraisal in the International Drinking Water Supply and Sanitation Decade : papers presented at Session 40, ASCE International Convention, New York, NY, May 11-15, 1981
, 1981, pp. P. 196-220 : fig., tab.