Flores, T. W. (1951). Fundamentals in tests and measurements (2nd rev.). Abiva Pub.
Lua i Stíl Chicago (17ú heag.)Flores, Tomas W. Fundamentals in Tests and Measurements. 2nd rev. Manila: Abiva Pub, 1951.
Lua MLA (9ú heag.)Flores, Tomas W. Fundamentals in Tests and Measurements. 2nd rev. Abiva Pub, 1951.
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