1. EQS structural equations program manual;Bentler,1995
2. Human cognitive abilities: A survey of factor-analytic studies;Carroll,1993
3. Intellectual development: Birth to adulthood;Case,1985
4. A latent variable analysis of working memory capacity, short-term memory capacity, processing speed, and general fluid intelligence;Conway;Intelligence,2002
5. Tracing psychology's invisible giant and its visible guards;Demetriou,2002