Cheng, L. (1986). Mortality and health issues: Mortality patterns and trends of population in China (Report of a study undertaken in China under the project on Analysis of Trends and Patterns of Mortality in ESCAP Region). United Nations.
Παραπομπή σε μορφή Chicago (17η εκδ.)Cheng, Liu. Mortality and Health Issues: Mortality Patterns and Trends of Population in China (Report of a Study Undertaken in China Under the Project on Analysis of Trends and Patterns of Mortality in ESCAP Region). Bangkok: United Nations, 1986.
Παραπομπή σε μορφή MLA (9th εκδ.)Cheng, Liu. Mortality and Health Issues: Mortality Patterns and Trends of Population in China (Report of a Study Undertaken in China Under the Project on Analysis of Trends and Patterns of Mortality in ESCAP Region). United Nations, 1986.