Gaag, J. v. d. (1995). Private and public initiatives: Working together for health and education. World Bank.
Chicago Style aipamenaGaag, J. van der. Private and Public Initiatives: Working Together for Health and Education. Washington, D.C.: World Bank, 1995.
MLA aipamenaGaag, J. van der. Private and Public Initiatives: Working Together for Health and Education. World Bank, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.