Alejandro, G. J. D., Balete, I. K. C., Caagbay, J. F. C., Cruz, J. M. M. B., Narciso, C. J. C., Nazareno, D. E., . . . Uy, M. M. (2011). Polyphyly of Bikkia Reinw. [Rubiaceae] based on multi-locus sequence analysis [ITS, rps16, trnl-F], with emphasis on the endemic Bikkia philippinensis val. including its conservation status. Acta Manilana.
Citação do estilo Chicago (17ª ed.)Alejandro, Grecebio Jonathan D., Ian Kevin C. Balete, Julian Fabian C. Caagbay, Jana May Marie B. Cruz, Christine Joy C. Narciso, Dominic E. Nazareno, Cecilia I. Banag, e Millard M. Uy. "Polyphyly of Bikkia Reinw. [Rubiaceae] Based on Multi-locus Sequence Analysis [ITS, Rps16, Trnl-F], with Emphasis on the Endemic Bikkia Philippinensis Val. Including Its Conservation Status." Acta Manilana 2011.
Citação MLA (9ª ed.)Alejandro, Grecebio Jonathan D., et al. "Polyphyly of Bikkia Reinw. [Rubiaceae] Based on Multi-locus Sequence Analysis [ITS, Rps16, Trnl-F], with Emphasis on the Endemic Bikkia Philippinensis Val. Including Its Conservation Status." Acta Manilana, 2011.