Sander, W. (1979). The Upper Pampanga River Project's impact on non-farm employment and regional growth. School of Economics, University of the Philippines.
Cita Chicago (17th ed.)Sander, William. The Upper Pampanga River Project's Impact on Non-farm Employment and Regional Growth. [Quezon City]: School of Economics, University of the Philippines, 1979.
Cita MLA (9th ed.)Sander, William. The Upper Pampanga River Project's Impact on Non-farm Employment and Regional Growth. School of Economics, University of the Philippines, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.