格雷 & 张雪兰. (2006). 孩子来自天堂: Children are from heaven. 京华出版社.
Chicago Style (17th ed.) Citation格雷 and 张雪兰. 孩子来自天堂: Children Are from Heaven. 京华出版社, 2006.
MLA citiranje格雷 and 张雪兰. 孩子来自天堂: Children Are from Heaven. 京华出版社, 2006.
Opozorilo: Ti citati niso vedno 100% točni.