1. Coping with Life Crises
2. Graham, J. R. and Lilly, R. S. 1984.Psychological testing, 324–325. Englewood Cliffs, N.J.: Prentice Hall Inc.
3. Zhen-heng, Lu., ed. 1987.Natural disasters and countermearures research, 153–154. Xian: Shangxi Science and Technology Press.