6Kaufman AS. A new approach to the interpretation of test scatter on the WISC - R [J] . Journal of Learning Disabilities, 1976, 9 : 160.
7Dethorne IS, Schaefer BA. A guide to child nonverbal IQ measures [ J ] . Am J Speech Lang Pathol, 2004, 13 (4) : 275.
8Bracken Bruce A. The psychoeducational assessment of preschool children [M] .3rd ed. US: Lawrence Erlbaum Associates Publishers, 2004 : 57 - 75.
9Mclean JE, Kaufman AS, Reynolds CR. Base rates of WAIS - R subset scatter as a guide for clinical and neuropsychological assessment [J] .Journal of Clinical Psychology, 1989, 5:919.