Asimov, I. (1964). Asimov's biographical encyclopedia of science and technology: The living stories of more than 1000 great scientists from the age of Greece to the space age, chronologically arranged ([1st ed.].). Doubleday.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Asimov, Isaac. Asimov's Biographical Encyclopedia of Science and Technology: The Living Stories of More than 1000 Great Scientists from the Age of Greece to the Space Age, Chronologically Arranged. [1st ed.]. Garden City: Doubleday, 1964.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Asimov, Isaac. Asimov's Biographical Encyclopedia of Science and Technology: The Living Stories of More than 1000 Great Scientists from the Age of Greece to the Space Age, Chronologically Arranged. [1st ed.]. Doubleday, 1964.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.