American Association for the Advancement of Science. (1965). Science - a process approach: Competency measures, part 3-4. AAAS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Association for the Advancement of Science. Science - a Process Approach: Competency Measures, Part 3-4. Washington, DC: AAAS, 1965.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAmerican Association for the Advancement of Science. Science - a Process Approach: Competency Measures, Part 3-4. AAAS, 1965.
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