American Philosophical Society & Pennypacker, S. W. (1902). Reply to the toast at the dinner given April 4, 1902, upon the one hundred and fiftieth anniversary of the American Philosophical Society: To the memory of our founder .. [publisher not identified].
Chicago Style (17th ed.) CitationAmerican Philosophical Society and Samuel W. Pennypacker. Reply to the Toast at the Dinner Given April 4, 1902, upon the One Hundred and Fiftieth Anniversary of the American Philosophical Society: To the Memory of Our Founder .. [Philadelphia?]: [publisher not identified], 1902.
MLA (9th ed.) CitationAmerican Philosophical Society and Samuel W. Pennypacker. Reply to the Toast at the Dinner Given April 4, 1902, upon the One Hundred and Fiftieth Anniversary of the American Philosophical Society: To the Memory of Our Founder .. [publisher not identified], 1902.