APA (7e ed.) Bronvermelding

Zhang Yunfei，Li Na[著]. (2017). Usher in a new era of socialist ecological progress. 中国人民大学出版社.

Chicago (17e ed.) Bronvermelding

Zhang Yunfei，Li Na[著]. Usher in a New Era of Socialist Ecological Progress. 中国人民大学出版社, 2017.

MLA (8e ed.) Bronvermelding

Zhang Yunfei，Li Na[著]. Usher in a New Era of Socialist Ecological Progress. 中国人民大学出版社, 2017.

Let op: Deze citaties zijn niet altijd 100% accuraat.