APA (7th ed.) Citation

He, Y., Stojmenovic, I., Liu, Y., & Gu, Y. Smart City. Wiley.

Chicago Style (17th ed.) Citation

He, Yuan, Ivan Stojmenovic, Yunhuai Liu, and Yu Gu. Smart City. Wiley.

MLA (9th ed.) Citation

He, Yuan, et al. Smart City. Wiley.

Warning: These citations may not always be 100% accurate.