Gobbett, D. J. (1968). Bibliography and index of the geology of West Malaysia and Singapore. Kesatuan Kajibumi Malaysia.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGobbett, D. J. Bibliography and Index of the Geology of West Malaysia and Singapore. Kuala Lumpur: Kesatuan Kajibumi Malaysia, 1968.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGobbett, D. J. Bibliography and Index of the Geology of West Malaysia and Singapore. Kesatuan Kajibumi Malaysia, 1968.
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