Guingon, D. K. (1998). Graduation Recital (bassoon). UP College of Music.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGuingon, Darwin Keith. Graduation Recital (bassoon). Quezon, City: UP College of Music, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGuingon, Darwin Keith. Graduation Recital (bassoon). UP College of Music, 1998.
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