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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रQuisumbing, Eduardo Arguelles. Philippine Orchids and Their Culture. [Manila: Philippine Orchid Sorciety].
एमएलए (9वां संस्करण) प्रशस्ति पत्रQuisumbing, Eduardo Arguelles. Philippine Orchids and Their Culture. Philippine Orchid Sorciety].
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