Davis, R. S., & Steiner, M. L. (1978). Philippine orchids: A detailed treatment of some one hundred native species. University of the Philippines Library.
Citace podle Chicago (17th ed.)Davis, Reg S., a Mona Lisa Steiner. Philippine Orchids: A Detailed Treatment of Some One Hundred Native Species. Quezon City: University of the Philippines Library, 1978.
Citace podle MLA (9th ed.)Davis, Reg S., a Mona Lisa Steiner. Philippine Orchids: A Detailed Treatment of Some One Hundred Native Species. University of the Philippines Library, 1978.
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