Cindrich, S., & Douglass, A. (2009). A smart girl's guide to the internet: How to connect with friends, find what you need, and stay safe online. American Girl Publishing.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Cindrich, Sharon, و Ali Douglass. A Smart Girl's Guide to the Internet: How to Connect with Friends, Find What You Need, and Stay Safe Online. Middleton, Wis.: American Girl Publishing, 2009.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Cindrich, Sharon, و Ali Douglass. A Smart Girl's Guide to the Internet: How to Connect with Friends, Find What You Need, and Stay Safe Online. American Girl Publishing, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.