Παραπομπή σε μορφή APA (7η εκδ.)

Bartnik, R., Buryn, Z., & Hnydiuk-Stefan, A. (2017). Investment Strategy in Heating and CHP: Mathematical Models. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Bartnik, Ryszard, Zbigniew Buryn, και Anna Hnydiuk-Stefan. Investment Strategy in Heating and CHP: Mathematical Models. Cham: Springer International Publishing : Imprint: Springer, 2017.

Παραπομπή σε μορφή MLA (8th εκδ.)

Bartnik, Ryszard, et al. Investment Strategy in Heating and CHP: Mathematical Models. Springer International Publishing : Imprint: Springer, 2017.