Cita APA (7a ed.)

Zheng, P., Chen, C., & Wang, Z. (2021). Smart product-service systems. Elsevier.

Cita Chicago Style (17a ed.)

Zheng, Pai, Chun-Hsien Chen, y Zuoxu Wang. Smart Product-service Systems. Amsterdam ; Cambridge, MA: Elsevier, 2021.

Cita MLA (8a ed.)

Zheng, Pai, et al. Smart Product-service Systems. Elsevier, 2021.