Sanitation in developing countries Lobatse, Botswana, Botswana, International Development Research Centre (Canada), & Canadian International Development Agency. (1981). Sanitation in developing countries: Proceedings of a workshop on training held in Lobatse, Botswana.
Chicago-referens (17:e uppl.)Sanitation in developing countries Lobatse, Botswana, Botswana, International Development Research Centre (Canada), och Canadian International Development Agency. Sanitation in Developing Countries: Proceedings of a Workshop on Training Held in Lobatse, Botswana. Ottawa : IDRC, 1981.
MLA-referens (9:e uppl.)Sanitation in developing countries Lobatse, Botswana, et al. Sanitation in Developing Countries: Proceedings of a Workshop on Training Held in Lobatse, Botswana. 1981.