Petersen, P. (1868). Beadle's dime guide to swimming: Embracing all the rules of the art for both sexes. Beadle.
Chicago-referens (17:e uppl.)Petersen, Philip. Beadle's Dime Guide to Swimming: Embracing All the Rules of the Art for Both Sexes. New York: Beadle, 1868.
MLA-referens (8:e uppl.)Petersen, Philip. Beadle's Dime Guide to Swimming: Embracing All the Rules of the Art for Both Sexes. Beadle, 1868.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.