Newkirk, I., & Stone, G. (2020). Animalkind: Remarkable discoveries about animals and revolutionary new ways to show them compassion (First Simon & Schuster hardcover edition.). Simon & Schuster.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Newkirk, Ingrid, و Gene Stone. Animalkind: Remarkable Discoveries About Animals and Revolutionary New Ways to Show Them Compassion. First Simon & Schuster hardcover edition. New York: Simon & Schuster, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Newkirk, Ingrid, و Gene Stone. Animalkind: Remarkable Discoveries About Animals and Revolutionary New Ways to Show Them Compassion. First Simon & Schuster hardcover edition. Simon & Schuster, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.