人大商学院初试辅导4         http://v.youku.com/v_show/id_XNDM0MDMwNjQ=.html

人大商学院初试辅导6         http://v.youku.com/v_show/id_XNDMzMjQ5NzY=.html

之人大商学院初试辅导19        http://v.youku.com/v_show/id_XNDM0MDE1ODg=.html

人大商学院初试辅导25            http://v.youku.com/v_show/id_XNDM0MDI5MTI=.html