National Science Foundation - office of Special studies. (1958). Research and Development and its Impact on the Economy A Selected Bibliography. National Science Foundation - office of Special studies.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Science Foundation - office of Special studies. Research and Development and Its Impact on the Economy A Selected Bibliography. Washington: National Science Foundation - office of Special studies, 1958.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Science Foundation - office of Special studies. Research and Development and Its Impact on the Economy A Selected Bibliography. National Science Foundation - office of Special studies, 1958.
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