O' Malley, R. (1997). Thinking about ordinary differential equations. University Press.
استشهاد بنمط شيكاغوO' Malley, Robert. Thinking About Ordinary Differential Equations. Cambridge: University Press, 1997.
MLA استشهادO' Malley, Robert. Thinking About Ordinary Differential Equations. University Press, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.