Guevarra, D. G. (1991). History of the Philippine labor movement. Institute of Labor & Industrial Relations, Polytechnic University of the Philippines.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGuevarra, Dante G. History of the Philippine Labor Movement. Manila: Institute of Labor & Industrial Relations, Polytechnic University of the Philippines, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGuevarra, Dante G. History of the Philippine Labor Movement. Institute of Labor & Industrial Relations, Polytechnic University of the Philippines, 1991.
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