Waddell, D. (2010). Who do you think you are?: Be a family tree detective. Walker Books.
Chicago-Zitierstil (17. Ausg.)Waddell, Dan. Who Do You Think You Are?: Be a Family Tree Detective. London: Walker Books, 2010.
MLA-Zitierstil (9. Ausg.)Waddell, Dan. Who Do You Think You Are?: Be a Family Tree Detective. Walker Books, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.