Παραπομπή σε μορφή APA (7η εκδ.)

Pytlak, R., & Pytlak, R. (1999). Numerical Methods for Optimal Control Problems with State Constraints (1st ed. 1999.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/BFb0097244

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pytlak, Radoslaw, και Radoslaw Pytlak. Numerical Methods for Optimal Control Problems with State Constraints. 1st ed. 1999. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 1999. https://doi.org/10.1007/BFb0097244.

Παραπομπή σε μορφή MLA (8th εκδ.)

Pytlak, Radoslaw, και Radoslaw Pytlak. Numerical Methods for Optimal Control Problems with State Constraints. 1st ed. 1999. Springer Berlin Heidelberg : Imprint: Springer, 1999. https://doi.org/10.1007/BFb0097244.