[1]
Wrońska, M. i Pukar, P. 2021. BUS COMMUNICATION BEFORE AND DURING A PANDEMIC. Acta Universitatis Nicolai Copernici. Zarządzanie. 48, 1 (cze. 2021), 29–39. DOI:https://doi.org/10.12775/AUNC_ZARZ.2021.01.003.