张功学 & 范默璇. (2009). 令孩子着迷的100个地球真相: Top 100 earth's facts for children. 陕西科学技术出版社.
Chicago Style (17th ed.) Citation张功学 and 范默璇. 令孩子着迷的100个地球真相: Top 100 Earth's Facts for Children. 陕西科学技术出版社, 2009.
MLA (8th ed.) Citation张功学 and 范默璇. 令孩子着迷的100个地球真相: Top 100 Earth's Facts for Children. 陕西科学技术出版社, 2009.
Warning: These citations may not always be 100% accurate.