United States. Agency for International Development. (1987). PVO co-financing II: Final project paper. s.n.].
Chicago Style aipamenaUnited States. Agency for International Development. PVO Co-financing II: Final Project Paper. [S.l.: s.n.], 1987.
MLA aipamenaUnited States. Agency for International Development. PVO Co-financing II: Final Project Paper. s.n.], 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.