Taylor M. E. Michael E. (1997). Early Paleozoic Biochronology of the Great Basin, Western United States: U. S. Geological Survey Professional Paper 1579. Washington, United States Government Printing office, 1997.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Taylor M. E. Michael E. Early Paleozoic Biochronology of the Great Basin, Western United States: U. S. Geological Survey Professional Paper 1579. Washington, United States Government Printing office, 1997, 1997.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Taylor M. E. Michael E. Early Paleozoic Biochronology of the Great Basin, Western United States: U. S. Geological Survey Professional Paper 1579. Washington, United States Government Printing office, 1997, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.