APA সাইটেশন

Olver, P. J. (2020). Introduction to Partial Differential Equations. Springer International Publishing.

শিকাগো স্টাইলে সাইটেশন

Olver, Peter J. Introduction to Partial Differential Equations. Springer International Publishing, 2020.

এমএলএ সাইটেশন

Olver, Peter J. Introduction to Partial Differential Equations. Springer International Publishing, 2020.