Mara, D. Duncan (1944-)

Overview

Works:	1 works in 0 publications in 0 languages

Titles

Sewage treatment in hot climates / by: Mara, D. Duncan (1944-) (Language materials, printed)

Low-cost urban sanitation / by: Mara, D. Duncan (1944-) (Language materials, printed)

Low-cost sewerage / by: Mara, D. Duncan (1944-) (Language materials, printed)

Subjects