Não informado. (1974). Executive Intelligence Review. New Solidarity International Press Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Executive Intelligence Review. Washington: New Solidarity International Press Service, 1974.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Executive Intelligence Review. New Solidarity International Press Service, 1974.
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