SpringerLink (Online service), Dudycz, T., Osbert-Pociecha, G., & Brycz, B. (2018). Efficiency in Business and Economics: Proceedings from the 7th International Conference on Efficiency as a Source of the Wealth of Nations (ESWN), Wrocław 2017 (1st ed. 2018.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-68285-3
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Tadeusz Dudycz, Grażyna Osbert-Pociecha, και Bogumiła Brycz. Efficiency in Business and Economics: Proceedings from the 7th International Conference on Efficiency as a Source of the Wealth of Nations (ESWN), Wrocław 2017. 1st ed. 2018. Cham: Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-68285-3.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Efficiency in Business and Economics: Proceedings from the 7th International Conference on Efficiency as a Source of the Wealth of Nations (ESWN), Wrocław 2017. 1st ed. 2018. Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-68285-3.
