4H. J. Yang. Factors affecting student burnout and academic achievement in multiple enrollment programs in Taiwan's technical-vocational colleges [ J]. International Journal of Educational Development, 2004, 24(3) : 283 - 301.
5S. R. Jacobs, et al. Student burnout as a function of personality, social support, and workload [ J ]. Journal of College Student Development,2003, 44 (3) : 291 - 303.
6Avi Hofestein, The teaching of industrial chemistry-widening the scope of high school chemistry. Widening the scope of high school chemistry[l]. Blackwell Scientific Pubulication,1987, (11):3.