APA

Wylie C. R., . (1979). Differential equations. : McGraw-Hill Book Co. Inc., NewYork.

Chicago

Wylie C Ray, . 1979. Differential equations. : McGraw-Hill Book Co. Inc., NewYork.

Harvard

Wylie C. R., . (1979). Differential equations. : McGraw-Hill Book Co. Inc., NewYork.

MLA

Wylie C Ray, . Differential equations. : McGraw-Hill Book Co. Inc., NewYork. 1979.