Frank, P. (1941). Modern science and its philosophy. Collier Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFrank, Philipp. Modern Science and Its Philosophy. New York: Collier Books, 1941.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFrank, Philipp. Modern Science and Its Philosophy. Collier Books, 1941.
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