Dyfyniad APA

Arpon, M. C. M. T., & Tecson, G. R. (1993). An economic evaluation of the San Isidro-Duwangan communal irrigation project. School of Economics, University of the Philippines Diliman.

Dyfyniad Arddull Chicago

Arpon, Ma. Corazon Melesandra T., and Gwendolyn R. Tecson. An Economic Evaluation of the San Isidro-Duwangan Communal Irrigation Project. Quezon City: School of Economics, University of the Philippines Diliman, 1993.

Dyfyniad MLA

Arpon, Ma. Corazon Melesandra T., and Gwendolyn R. Tecson. An Economic Evaluation of the San Isidro-Duwangan Communal Irrigation Project. School of Economics, University of the Philippines Diliman, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.