Cortes, C. (1998). Longitude: A novel. University of the Philippines Press and the UP Creative Writing Center.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCortes, Carlos. Longitude: A Novel. [Quezon City]: University of the Philippines Press and the UP Creative Writing Center, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCortes, Carlos. Longitude: A Novel. University of the Philippines Press and the UP Creative Writing Center, 1998.
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