Müller, D. K., & Więckowski, M. (2020). Tourism in Transitions. 1st ed. 2018. Springer International Publishing.
Trích dẫn kiểu ChicagoMüller, Dieter K., và Marek Więckowski. Tourism in Transitions. 1st Ed. 2018. Springer International Publishing, 2020.
ציטוט MLAMüller, Dieter K., và Marek Więckowski. Tourism in Transitions. 1st Ed. 2018. Springer International Publishing, 2020.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.