United States. Agency for International Development. (1987). PVO co-financing II: Final project paper. s.n.].
Chicago-viite (17. p.)United States. Agency for International Development. PVO Co-financing II: Final Project Paper. [S.l.: s.n.], 1987.
MLA-viite (8. p.)United States. Agency for International Development. PVO Co-financing II: Final Project Paper. s.n.], 1987.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.