British Museum (Natural History). Dept. of Zoology & Lydekker, R. (1906). Guide to the gallery of Reptilia and Amphibia: In the Department of zoology of the British museum (Natural history). Printed by order of the Trustees.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)British Museum (Natural History). Dept. of Zoology و Richard Lydekker. Guide to the Gallery of Reptilia and Amphibia: In the Department of Zoology of the British Museum (Natural History). London: Printed by order of the Trustees, 1906.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)British Museum (Natural History). Dept. of Zoology و Richard Lydekker. Guide to the Gallery of Reptilia and Amphibia: In the Department of Zoology of the British Museum (Natural History). Printed by order of the Trustees, 1906.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.