Παραπομπή APA

Zill, D. G. (2005). Differential equations with boundary-value problems. Victoria, Australia: Brooks Cole / Thomson Learning.

Παραπομπή Chicago Style

Zill, Dennis G. Differential Equations With Boundary-value Problems. Victoria, Australia: Brooks Cole / Thomson Learning, 2005.

Παραπομπή MLA

Zill, Dennis G. Differential Equations With Boundary-value Problems. Victoria, Australia: Brooks Cole / Thomson Learning, 2005.

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