(1956). The University of the Philippines Industrial Research Center. U.P. Industrial Research Center, College of Engineering.
Citace podle Chicago (17th ed.)The University of the Philippines Industrial Research Center. Diliman, Quezon City: U.P. Industrial Research Center, College of Engineering, 1956.
Citace podle MLA (9th ed.)The University of the Philippines Industrial Research Center. U.P. Industrial Research Center, College of Engineering, 1956.
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