张华. (2021). 世界是我们的课堂: Inspire kids to expand horizons and think big. 人民邮电出版社.
Chicago (17e ed.) Bronvermelding张华. 世界是我们的课堂: Inspire Kids to Expand Horizons and Think Big. 人民邮电出版社, 2021.
MLA (8e ed.) Bronvermelding张华. 世界是我们的课堂: Inspire Kids to Expand Horizons and Think Big. 人民邮电出版社, 2021.
Let op: Deze citaties zijn niet altijd 100% accuraat.