APA

Simmons G. F., . (2011). Differential eqaations with Applications and Historical Notes. : .

Chicago

Simmons George F, . 2011. Differential eqaations with Applications and Historical Notes. : .

Harvard

Simmons G. F., . (2011). Differential eqaations with Applications and Historical Notes. : .

MLA

Simmons George F, . Differential eqaations with Applications and Historical Notes. : . 2011.