APA način citiranja

Alba, E., Chicano, F., & Luque, G. (2020). Smart Cities. Springer International Publishing.

Čikaški stil citiranja

Alba, Enrique, Francisco Chicano, i Gabriel Luque. Smart Cities. Springer International Publishing, 2020.

MLA način citiranja

Alba, Enrique, Francisco Chicano, i Gabriel Luque. Smart Cities. Springer International Publishing, 2020.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.