曾毅. (2005). 中国高龄老人健康长寿调查图集: Graph collections of healthy longevity in China. 中国人口出版社.
Chicago (17e ed.) Bronvermelding曾毅. 中国高龄老人健康长寿调查图集: Graph Collections of Healthy Longevity in China. 中国人口出版社, 2005.
MLA (8e ed.) Bronvermelding曾毅. 中国高龄老人健康长寿调查图集: Graph Collections of Healthy Longevity in China. 中国人口出版社, 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.