Não informado. (1943). Contributions from the Laboratory of Vertebrate Biology of the University of Michigan. University of Michigan, Laboratory of Vertebrate Biology.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Contributions from the Laboratory of Vertebrate Biology of the University of Michigan. Ann Arbor, Mich: University of Michigan, Laboratory of Vertebrate Biology, 1943.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Contributions from the Laboratory of Vertebrate Biology of the University of Michigan. University of Michigan, Laboratory of Vertebrate Biology, 1943.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.