Ferrie, C., & Lewis, G. F. (2021). Where did the universe come from? and other cosmic questions: Our universe, from the quantum to the cosmos. Sourcebooks.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ferrie, Chris, و Geraint F. Lewis. Where Did the Universe Come from? and Other Cosmic Questions: Our Universe, from the Quantum to the Cosmos. Naperville, Illinois: Sourcebooks, 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ferrie, Chris, و Geraint F. Lewis. Where Did the Universe Come from? and Other Cosmic Questions: Our Universe, from the Quantum to the Cosmos. Sourcebooks, 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.