1. Hengyang wu shi nian, 1949-1999 / Zhong gong Hengyang Shi wei xuan chuan bu, Hengyang Shi tong ji ju bian衡阳五十年, 1949-1999 / 中共衡阳市委宣传部, 衡阳市统计局编 Format: Book Language: Chinese Published: 1999