Free, L. A. (1960). A compilation of attitudes of Philippine legislators in the spring of 1960. Institute for International Social Research].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFree, Lloyd A. A Compilation of Attitudes of Philippine Legislators in the Spring of 1960. [Princeton, N.J: Institute for International Social Research], 1960.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFree, Lloyd A. A Compilation of Attitudes of Philippine Legislators in the Spring of 1960. Institute for International Social Research], 1960.
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