APA
Mara D., Duncan, . (19820000). Sanitation alternative for low-income commitities: a brief introduction. Washington, D.C., us: World Bank.
Chicago
Mara D, Duncan, . 19820000. Sanitation alternative for low-income commitities: a brief introduction. Washington, D.C., us: World Bank.
Harvard
Mara D., Duncan, . (19820000). Sanitation alternative for low-income commitities: a brief introduction. Washington, D.C., us: World Bank.
MLA
Mara D, Duncan, . Sanitation alternative for low-income commitities: a brief introduction. Washington, D.C., us: World Bank. 19820000.
TextLanguage: English Publication details: World Bank 19820000 Washington, D.C., usEdition: 1st. edDescription: 50 ilusSubject(s): DDC classification: 
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