Krijnen, J. P. (1972). Morphology and phylogeny of pseudorbitoid foraminifera from Jamaica and Curac⁺ʹao: A revisional study. Rijksmuseum van Geologie en Mineralogie.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKrijnen, Jan P. Morphology and Phylogeny of Pseudorbitoid Foraminifera from Jamaica and Curac⁺ʹao: A Revisional Study. Leiden: Rijksmuseum van Geologie en Mineralogie, 1972.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKrijnen, Jan P. Morphology and Phylogeny of Pseudorbitoid Foraminifera from Jamaica and Curac⁺ʹao: A Revisional Study. Rijksmuseum van Geologie en Mineralogie, 1972.
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