Franklin Institute (Philadelphia, Pa.). (1900). Commemorative exercises at the celebration of the seventy-fifth anniversary ... October, 1899. Hall of the Franklin Institute.
Chicago-referens (17:e uppl.)Franklin Institute (Philadelphia, Pa.). Commemorative Exercises at the Celebration of the Seventy-fifth Anniversary ... October, 1899. Philadelphia: Hall of the Franklin Institute, 1900.
MLA-referens (8:e uppl.)Franklin Institute (Philadelphia, Pa.). Commemorative Exercises at the Celebration of the Seventy-fifth Anniversary ... October, 1899. Hall of the Franklin Institute, 1900.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.