APA (7th ed.) Citation
Zhang, X., Zhang, X., & Chen, X. (2017). Happiness in the air: How does a dirty sky affect mental health and subjective well-being? Elsevier.
Chicago Style (17th ed.) Citation
Zhang, Xin, Xiaobo Zhang, and Xi Chen. Happiness in the Air: How Does a Dirty Sky Affect Mental Health and Subjective Well-being? Elsevier, 2017.
MLA (9th ed.) Citation
Zhang, Xin, et al. Happiness in the Air: How Does a Dirty Sky Affect Mental Health and Subjective Well-being? Elsevier, 2017.
Warning: These citations may not always be 100% accurate.