Xian dai guo ji guan xi/. 1991 Xian dai guo ji guan xi/. 1990 Xian dai guo ji guan xi/. 1992 Xian dai guo ji guan xi/. 1988 Xian dai guo ji guan xi/. 1989 Xian dai guo ji guan xi/. 1989 nian Dang dai guo ji guan xi shi/ Dang dai guo ji guan xi shi / Xian dai guo jia jian gou : Jin xian dai guo ji guan xi shi yan jiu /