Παραπομπή σε μορφή APA (7η εκδ.)

Stephani, H., & Malcom, M. (1989). Differential equations: Their solution using symmetrics. Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Stephani, Hans, και Maccalolum Malcom. Differential Equations: Their Solution Using Symmetrics. Cambridge: Cambridge University Press, 1989.

Παραπομπή σε μορφή MLA (8th εκδ.)

Stephani, Hans, και Maccalolum Malcom. Differential Equations: Their Solution Using Symmetrics. Cambridge University Press, 1989.