Não informado. (1912). Bulletin of the Philippine Library Association. Philippine Library Association, Department of Public Instruction.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Bulletin of the Philippine Library Association. Manila: Philippine Library Association, Department of Public Instruction, 1912.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Bulletin of the Philippine Library Association. Philippine Library Association, Department of Public Instruction, 1912.
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