Fifer, S. (2010). Family history for the older and wiser: Find your roots with online tools. John Wiley & Sons.
Chicago-Zitierstil (17. Ausg.)Fifer, Susan. Family History for the Older and Wiser: Find Your Roots with Online Tools. Chichester, West Sussex, U.K: John Wiley & Sons, 2010.
MLA-Zitierstil (9. Ausg.)Fifer, Susan. Family History for the Older and Wiser: Find Your Roots with Online Tools. John Wiley & Sons, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.