(2020). 环球人物．2020,no. 19-21,23.
Chicago Style (17th ed.) Citation环球人物．2020,no. 19-21,23. 2020.
MLA (8th ed.) Citation环球人物．2020,no. 19-21,23. 2020.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation