University of the Philippines (Diliman). School of Economics & Industrial Promotion Policies Project. (1978). Why border prices? UPSE.
Dyfyniad Arddull ChicagoUniversity of the Philippines (Diliman). School of Economics and Industrial Promotion Policies Project. Why Border Prices? [Quezon City]: UPSE, 1978.
Dyfyniad MLAUniversity of the Philippines (Diliman). School of Economics and Industrial Promotion Policies Project. Why Border Prices? UPSE, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.