@book { LeadershipacrossCultures,
    title = "Leadership across Cultures",
    author = "Jerzy {Mączyński} and Łukasz {Sułkowski} and Sylwia {Przytuła}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b15974",
    url = "https://www.peterlang.com/document/1058361"
}