Anastasi, A., & Urbina, S. (1997). Psychological testing (7th ed.). Upper Saddle River, NJ: Prentice Hall.
2.
Bracken, B. A., & Walker, K. C. (1997). The utility of intelligence tests for preschool children. In D. P. Flanagan, J. L. Genshaft, & P. C. Harrison (Eds.), Contemporary intellectual assessment: Theories, tests and issues (pp. 484-502). New York: Guilford.
3.
Ginsburg, H. P., & Baroody, A. J. (2003). Test of Early Mathematics Ability–Second Edition. Austin, TX: Pro-Ed.