1 gen 1939 anni - Structure of Mental Ability David Wechsler --} american psychologist --} worked with Spearman --} tested recruits for WWII --} developed Wechsler-Bellevue Intelligence Test * verbal * non-verbal (performance)
Aggiunto al nastro di tempo:
Data:
1 gen 1939 anni
Adesso
~ 86 years ago