Cita APA (7a ed.)
Viaggi, R., Rubio, J., & Peyrony, J. (2021). The effects of COVID-19 induced border closures on cross-border regions: 20 case studies covering the period March to June 2020. European Union Publications Office.
Cita Chicago Style (17a ed.)
Viaggi, Raffaele, Jean Rubio, y Jean Peyrony. The Effects of COVID-19 Induced Border Closures on Cross-border Regions: 20 Case Studies Covering the Period March to June 2020. Bruselas: European Union Publications Office, 2021.
Cita MLA (9a ed.)
Viaggi, Raffaele, et al. The Effects of COVID-19 Induced Border Closures on Cross-border Regions: 20 Case Studies Covering the Period March to June 2020. European Union Publications Office, 2021.
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