Winblad, Uno
Sanitation without water illustrations by Kjell Torstensson by Uno Winblad and Wen Kilama - Rev. ed. - Stockholm SIDA 1980 - vi, 133p. ill. 21cm
Sanitation
Compost
Outhouses
Sanitation without water illustrations by Kjell Torstensson by Uno Winblad and Wen Kilama - Rev. ed. - Stockholm SIDA 1980 - vi, 133p. ill. 21cm
Sanitation
Compost
Outhouses