Zill, D. G. (2005). Differential equations with boundary-value problems. Victoria, Australia: Brooks Cole / Thomson Learning.
استشهاد بنمط شيكاغوZill, Dennis G. Differential Equations With Boundary-value Problems. Victoria, Australia: Brooks Cole / Thomson Learning, 2005.
MLA استشهادZill, Dennis G. Differential Equations With Boundary-value Problems. Victoria, Australia: Brooks Cole / Thomson Learning, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.