Trích dẫn APA

Harry Pollard. (1985). Ordinary differential equations: An elementary textbook for students of Mathematics, Engineering, and the Science. Mineola, New York: Dover.

Trích dẫn kiểu Chicago

Harry Pollard. Ordinary Differential Equations: An Elementary Textbook for Students of Mathematics, Engineering, and the Science. Mineola, New York: Dover, 1985.

Trích dẫn MLA

Harry Pollard. Ordinary Differential Equations: An Elementary Textbook for Students of Mathematics, Engineering, and the Science. Mineola, New York: Dover, 1985.

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