Ross, S. L. (1966). Introduction to ordinary differential equations. Waltham, Mass: Blaisdell Pub. Co.
शिकागो स्टाइल उद्धरणRoss, Shepley L. Introduction to Ordinary Differential Equations. Waltham, Mass: Blaisdell Pub. Co, 1966.
एमएलए उद्धरणRoss, Shepley L. Introduction to Ordinary Differential Equations. Waltham, Mass: Blaisdell Pub. Co, 1966.
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