Shen me shi shi shang she ji yu ce = Shen me shi shi shang she ji yu ce/ Cheng shi she ji yu ren = Guo ji shi shang she ji cong shu Guo ji shi shang she ji cong shu, Shen me shi ying yong yu yan xue = Shen me shi she hui zhu yi/ Shen me shi shi shang she ji yu ce =: The trend forecaster's handbook/