(1974). The 1974 World Book Year Book. Field Enterprises Educational Corporation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe 1974 World Book Year Book. Chicago, Estados Unidos: Field Enterprises Educational Corporation, 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThe 1974 World Book Year Book. Field Enterprises Educational Corporation, 1974.
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