Haggerty, J. J. (1962). A vistas of science book spacecrafts. Student Activities.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHaggerty, James J. A Vistas of Science Book Spacecrafts. Rockville: Student Activities, 1962.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHaggerty, James J. A Vistas of Science Book Spacecrafts. Student Activities, 1962.
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