McCullough, D. (2020). Unofficial guide to FamilySearch.org: How to find your family history on the world's largest free genealogy website (2nd edition.). Family Tree Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)McCullough, Dana. Unofficial Guide to FamilySearch.org: How to Find Your Family History on the World's Largest Free Genealogy Website. 2nd edition. [Cincinnati, Ohio]: Family Tree Books, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)McCullough, Dana. Unofficial Guide to FamilySearch.org: How to Find Your Family History on the World's Largest Free Genealogy Website. 2nd edition. Family Tree Books, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.