Não informado. (1974). Fairplay International Shipping Weekly. Fairplay Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Fairplay International Shipping Weekly. London: Fairplay Publications, 1974.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Fairplay International Shipping Weekly. Fairplay Publications, 1974.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.