Boyce, W. E. (1969). Elementary differential equations and boundary value problems. Wiley Eastern.
استشهاد بنمط شيكاغوBoyce, William E. Elementary Differential Equations and Boundary Value Problems. New York: Wiley Eastern, 1969.
MLA استشهادBoyce, William E. Elementary Differential Equations and Boundary Value Problems. Wiley Eastern, 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.