APA (7e ed.) Bronvermelding

Ford, L. R. (1955). Differential equations (2nd ed.). McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Ford, Lester R. Differential Equations. 2nd ed. New York: McGraw-Hill, 1955.

MLA (8e ed.) Bronvermelding

Ford, Lester R. Differential Equations. 2nd ed. McGraw-Hill, 1955.