Books by Lixin Duan
Wa ya wa ya zhen =
Wa ya wa ya zhen =
Da bing mao da zhan ji qi mao
Zai jian le, bang bang lao shi!
Bang bang lao shi xi lie
Cao cao de mi mi ri ji
Pangu separating heaven and earth
Yu leading the people in curbing floods
Beijing xian dai ge ming shi z
Beijing xian dai ge ming shi zi liao mu lu suo yin