Wolfram, S. (1991). Mathematica: A system for doing mathematics by computer (2nd ed.). Addison-Wesley.
استشهاد بنمط شيكاغوWolfram, Stephen. Mathematica: A System for Doing Mathematics by Computer. 2nd ed. England: Addison-Wesley, 1991.
MLA استشهادWolfram, Stephen. Mathematica: A System for Doing Mathematics by Computer. 2nd ed. Addison-Wesley, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.