American Philosophical Society. Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge. The Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Philosophical Society. Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge. Philadelphia: The Society.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAmerican Philosophical Society. Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge. The Society.
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