Carr, M. (1989). The Barefoot book: Economically appropriate services for the rural poor. Intermediate Technology Publications.
Chicago-viite (17. p.)Carr, Marilyn. The Barefoot Book: Economically Appropriate Services for the Rural Poor. London: Intermediate Technology Publications, 1989.
MLA-viite (8. p.)Carr, Marilyn. The Barefoot Book: Economically Appropriate Services for the Rural Poor. Intermediate Technology Publications, 1989.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.