Cheng gong zhi lu. 1, jin bu pian · ting he shuo [Multimédia multisupport] =Road to
success. 1, upper elementary · listening and speaking / Wang Xiaoshan. - Bei jing
: Bei jing yu yan wen hua ta xue chu ban she, impr. 2008
成功之路. 1, 进步篇·听和说 [Multimédia multisupport] =Road to success. 1, upper elementary ·
listening and speaking / 王小珊