Proceedings of the American philosophical society : held at Philadelphia for promoting useful knowledge.

MLA

Proceedings of the American Philosophical Society : Held At Philadelphia for Promoting Useful Knowledge. Philadelphia (PA): American philosophical society, n.d.

APA

(n.d). Proceedings of the American philosophical society : held at Philadelphia for promoting useful knowledge. Philadelphia (PA): American philosophical society.

Chicago

Proceedings of the American Philosophical Society: Held At Philadelphia for Promoting Useful Knowledge. Philadelphia (PA): American philosophical society, n.d.