4 books in this genre
Dian zi shang wu ji chu li lun yu shi jian
Lao dong he she hui bao zhang bu jiao cai ban gong shi
Shang pin liu tong qi ye kuai ji (di si ban) xi ti ji
chong guang Dai
Jing ji fa gai lun
Li zheng yi
Gong cheng jing ji xue
Shi si
