Παραπομπή σε μορφή APA (7η εκδ.)

Balser, W. (2000). Formal power series and linear of meromorphic ordinary differential equations. Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Balser, Werner. Formal Power Series and Linear of Meromorphic Ordinary Differential Equations. New York: Springer, 2000.

Παραπομπή σε μορφή MLA (8th εκδ.)

Balser, Werner. Formal Power Series and Linear of Meromorphic Ordinary Differential Equations. Springer, 2000.