Sanitation in developing countries proceedings of a workshop on training held in Lobatse, Botswana, 14-20, August 1980.

Sanitation in developing countries proceedings of a workshop on training held in Lobatse, Botswana, 14-20, August 1980.

书目详细资料
格式: 图书
语言:English
出版: Ottawa International Development Research Centre 1981
主题:
Developing countries > Sanitary engineering > Congresses.