University of the Philippines (Diliman). School of Economics & Industrial Promotion Policies Project. (1978). Why border prices? UPSE.
Chicago Style (17th ed.) CitationUniversity of the Philippines (Diliman). School of Economics and Industrial Promotion Policies Project. Why Border Prices? [Quezon City]: UPSE, 1978.
MLA引文University of the Philippines (Diliman). School of Economics and Industrial Promotion Policies Project. Why Border Prices? UPSE, 1978.
警告:這些引文格式不一定是100%准確.