Philippines. Bureau of Foreign Trade. (1977). Primer on the establishment of regional headquarters in the Philippines (4th ed.). Bureau of Foreign Trade, Dept. of Trade.
芝加哥风格引文Philippines. Bureau of Foreign Trade. Primer on the Establishment of Regional Headquarters in the Philippines. 4th ed. [Manila]: Bureau of Foreign Trade, Dept. of Trade, 1977.
MLA引文Philippines. Bureau of Foreign Trade. Primer on the Establishment of Regional Headquarters in the Philippines. 4th ed. Bureau of Foreign Trade, Dept. of Trade, 1977.
警告：这些引文格式不一定是100％准确.