Dunbar, I. (2004). Before & after getting your puppy: The positive approach to raising a happy, healthy, & well-behaved dog. New World Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Dunbar, Ian. Before & After Getting Your Puppy: The Positive Approach to Raising a Happy, Healthy, & Well-behaved Dog. Novato, Calif.: New World Library, 2004.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Dunbar, Ian. Before & After Getting Your Puppy: The Positive Approach to Raising a Happy, Healthy, & Well-behaved Dog. New World Library, 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.