Παραπομπή σε μορφή APA (7η εκδ.)

Gorbachuk, V. I., & Gorbachuk, M. L. Boundary Value Problems for Operator Differential Equations. Springer International Publishing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gorbachuk, Valentina Ivanovna, και Miroslav L½vovich Gorbachuk. Boundary Value Problems for Operator Differential Equations. Cham: Springer International Publishing.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gorbachuk, Valentina Ivanovna, και Miroslav L½vovich Gorbachuk. Boundary Value Problems for Operator Differential Equations. Springer International Publishing.