De Guzman, L. G. A bibliography on Philippine periodicals since the American preoccupation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDe Guzman, Luz G. A Bibliography on Philippine Periodicals Since the American Preoccupation.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDe Guzman, Luz G. A Bibliography on Philippine Periodicals Since the American Preoccupation.
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