Savage, C. (2007). Crows: Encounters with the wise guys of the avian world (Paperback.). Greystone Books : Distributed in the U.S. by Publishers Group West.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Savage, Candace. Crows: Encounters with the Wise Guys of the Avian World. Paperback. Vancouver [B.C.]: Greystone Books : Distributed in the U.S. by Publishers Group West, 2007.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Savage, Candace. Crows: Encounters with the Wise Guys of the Avian World. Paperback. Greystone Books : Distributed in the U.S. by Publishers Group West, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.