SpringerLink (Online service), Lee, J., & Han, S. H. (2021). The Future of Service Post-COVID-19 Pandemic, Volume 1: Rapid Adoption of Digital Service Technology (1st ed. 2021.). Springer Nature Singapore : Imprint: Springer. https://doi.org/10.1007/978-981-33-4126-5
Chicago-viite (17. p.)SpringerLink (Online service), Jungwoo Lee, ja Spring H. Han. The Future of Service Post-COVID-19 Pandemic, Volume 1: Rapid Adoption of Digital Service Technology. 1st ed. 2021. Singapore: Springer Nature Singapore : Imprint: Springer, 2021. https://doi.org/10.1007/978-981-33-4126-5.
MLA-viite (9. p.)SpringerLink (Online service), et al. The Future of Service Post-COVID-19 Pandemic, Volume 1: Rapid Adoption of Digital Service Technology. 1st ed. 2021. Springer Nature Singapore : Imprint: Springer, 2021. https://doi.org/10.1007/978-981-33-4126-5.