APA-referens (7:e uppl.)

Boyce, W. E. (1986). Elementary differential equations (4th.). Wiley & Sons.

Chicago-referens (17:e uppl.)

Boyce, William E. Elementary Differential Equations. 4th. USA: Wiley & Sons, 1986.

MLA-referens (9:e uppl.)

Boyce, William E. Elementary Differential Equations. 4th. Wiley & Sons, 1986.