RT Book T1 Intelligence: heredity and environment T2 A series of books in psychology A1 Vernon, Philip E. A2 Vernon, Philip Ewart LA English PP San Francisco PB Freeman YR 1979 UL https://krimdok.uni-tuebingen.de/Record/023576464 NO Literaturverz. S. 339 - 374 CN BF431 SN 0716707381 SN 0716707373 K1 Intellect K1 Nature and nurture K1 Intelligence K1 Intelligenzforschung K1 Umwelt K1 Kognitive Entwicklung K1 Erbe-Umwelt-Problem : Intelligenz