International Bank for Reconstruction and Development & Philippines. National Irrigation Administration. Project status report: Tarlac Irrigation Systems Improvement Project (loan no. 1080 PHI). NIA.
Cita Chicago (17th ed.)International Bank for Reconstruction and Development i Philippines. National Irrigation Administration. Project Status Report: Tarlac Irrigation Systems Improvement Project (loan No. 1080 PHI). Quezon City: NIA.
Cita MLA (9th ed.)International Bank for Reconstruction and Development i Philippines. National Irrigation Administration. Project Status Report: Tarlac Irrigation Systems Improvement Project (loan No. 1080 PHI). NIA.
Atenció: Aquestes cites poden no estar 100% correctes.