Arriola, A. H., & Alejandro, G. J. D. (2015). Phylogeny of the Philippine coffeeae (Rubiaceae) inferred from multiple cpDNA and morphology. Transactions of the National Academy of Science and Technology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रArriola, Axel H., और Grecebio Jonathan D. Alejandro. "Phylogeny of the Philippine Coffeeae (Rubiaceae) Inferred from Multiple CpDNA and Morphology." Transactions of the National Academy of Science and Technology 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्रArriola, Axel H., और Grecebio Jonathan D. Alejandro. "Phylogeny of the Philippine Coffeeae (Rubiaceae) Inferred from Multiple CpDNA and Morphology." Transactions of the National Academy of Science and Technology, 2015.
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