Villegas, B. M. (1971). Economics of an industry. Center for Research and Communication.
Chicagoスタイル(17版)引用形式Villegas, Bernardo M. Economics of an Industry. [Manila]: Center for Research and Communication, 1971.
MLA(9版)引用形式Villegas, Bernardo M. Economics of an Industry. Center for Research and Communication, 1971.
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