Philippines. Department of Agriculture and Natural Resources. (1972). Philippine fauna. Parks and Wildlife Office, Conservation Information Division.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilippines. Department of Agriculture and Natural Resources. Philippine Fauna. [Manila]: Parks and Wildlife Office, Conservation Information Division, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhilippines. Department of Agriculture and Natural Resources. Philippine Fauna. Parks and Wildlife Office, Conservation Information Division, 1972.
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