Forsyth, A. R. (1906). Theory of differential equations. Cambridge Universty Press.
Cita Chicago Style (17a ed.)Forsyth, Andrew Russell. Theory of Differential Equations. Cambridge: Cambridge Universty Press, 1906.
Cita MLA (9a ed.)Forsyth, Andrew Russell. Theory of Differential Equations. Cambridge Universty Press, 1906.
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