APA (7 वां संस्करण) प्रशस्ति पत्र

Não informado. (1987). Proceedings of the NIPR Symposium on Antarctic Geosciences. National Institute of Polar Research.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Não informado. Proceedings of the NIPR Symposium on Antarctic Geosciences. Tokyo: National Institute of Polar Research, 1987.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Não informado. Proceedings of the NIPR Symposium on Antarctic Geosciences. National Institute of Polar Research, 1987.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.