Genetic and Environmental Contributions to Population Group Differences on the Raven's Progressive Matrices Estimated from Twins Reared Together and Apart

Autor: Rushton, J. Philippe, Bons, Trudy Ann, Vernon, Philip A., Čvorović, Jelena
Zdroj: Proceedings: Biological Sciences, 2007 Jul . 274(1619), 1773-1777.
Databáze: JSTOR Journals