Li Ya'nong shi lun ji - Li, Ya'nong (Shanghai ren min chu ban she, 1978)
Reprinted with corrections
Includes bibliographical references
v. 1. Zhongguo de nu li zhi yu feng jian zhi ; Zhou zu di shi zu zhi yu Tuoba zu di qian feng jian zhi ; Yin dai she hui sheng huo -- v. 2. Xi Zhou yu Dong Zhou ; Zhongguo de feng jian ling zhu zhi he di zhu zhi