Pacific Science Congress (8th : 1953 : Quezon City). (1953). Circular of information. National Research Council of the Philippines.
芝加哥风格引文Pacific Science Congress (8th : 1953 : Quezon City). Circular of Information. Quezon City: National Research Council of the Philippines, 1953.
MLA引文Pacific Science Congress (8th : 1953 : Quezon City). Circular of Information. National Research Council of the Philippines, 1953.
警告：这些引文格式不一定是100％准确.