Thunberg, G. (2019). No one is too small to make a difference. Penguin Books.
芝加哥风格引文Thunberg, Greta. No One Is Too Small to Make a Difference. New York: Penguin Books, 2019.
MLA引文Thunberg, Greta. No One Is Too Small to Make a Difference. Penguin Books, 2019.
警告：这些引文格式不一定是100％准确.