APA

Forsyth A. R., .Theory of differential equations, Vol.03. : Dover Publication, New York.

Chicago

Forsyth Andrew Russel, .Theory of differential equations, Vol.03. : Dover Publication, New York.

Harvard

Forsyth A. R., .Theory of differential equations, Vol.03. : Dover Publication, New York.

MLA

Forsyth Andrew Russel, .: Dover Publication, New York. .