Não informado. (1956). Collected reprints. Oregon State University, School of Oceanography.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Collected Reprints. Corvallis, Ore: Oregon State University, School of Oceanography, 1956.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Collected Reprints. Oregon State University, School of Oceanography, 1956.
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