Zhong guo du sheng zi nv wen ti yan jiu/ Zhong guo du sheng zi nv wen ti yan jiu = Zhong guo nong di zheng yong wen ti yan jiu/ Zhong dong zheng zhi zhuan ti yan jiu/ Zhong guo jing ji xiao yi wen ti yan jiu/ Zhong guo xing zheng ti zhi gai ge yan jiu/ Shen ji du li xing wen ti yan jiu/ Guang dong sheng liang shi wen ti yan jiu/ Zhong guo nong min gong de zhu fang wen ti yan jiu/ Zhong guo dong wu gu shi yan jiu/