APA引文

Nesmachnow, S., & Callejo, L. H. (2020). Smart Cities. Springer International Publishing.

Trích dẫn kiểu Chicago

Nesmachnow, Sergio, và Luis Hernández Callejo. Smart Cities. Springer International Publishing, 2020.

MLA引文

Nesmachnow, Sergio, và Luis Hernández Callejo. Smart Cities. Springer International Publishing, 2020.

警告：这些引文格式不一定是100％准确.