Mary Pope Osborne and Natalie Pope Boyce. (2003). Magic Tree House Fact Tracker , Dolphins and Sharks (2003.). Magic Tree House Fact Tracker.
Chicago-referens (17:e uppl.)Mary Pope Osborne and Natalie Pope Boyce. Magic Tree House Fact Tracker , Dolphins and Sharks. 2003. Magic Tree House Fact Tracker, 2003.
MLA-referens (9:e uppl.)Mary Pope Osborne and Natalie Pope Boyce. Magic Tree House Fact Tracker , Dolphins and Sharks. 2003. Magic Tree House Fact Tracker, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.