Gaya APA
Information and communication technologies in tourism 2021 :proceedings of the ENTER 2021 eTourism Conference, January 19–22, 2021. (2021).
Cham, Switzerland:
Springer Open.
Gaya MLA
Information and communication technologies in tourism 2021 :proceedings of the ENTER 2021 eTourism Conference, January 19–22, 2021.
.
Cham, Switzerland:
Springer Open,
2021.
Electronic Resource.