Templat:Cite Collier's
Reynolds, Francis J., penyunting (1921). Collier's New Encyclopedia. New York: P. F. Collier & Son Company. Missing or empty |title= (bantuan)
Reynolds, Francis J., penyunting (1921). Collier's New Encyclopedia. New York: P. F. Collier & Son Company. Missing or empty |title= (bantuan)
