APA (7e ed.) Bronvermelding

Derrick, W. R., & Grossman, S. I. (1997). Elementary differential equations (4th ed.). Addison-Wesley.

Chicago (17e ed.) Bronvermelding

Derrick, William R., en Stanley I. Grossman. Elementary Differential Equations. 4th ed. Reading, Mass: Addison-Wesley, 1997.

MLA (9e ed.) Bronvermelding

Derrick, William R., en Stanley I. Grossman. Elementary Differential Equations. 4th ed. Addison-Wesley, 1997.