(1988). Observe (MENSUAL-BIMENSUAL.). Association Psychological Science.
Tohutoru Kātū ChicagoObserve. MENSUAL-BIMENSUAL. Washington DC, Estados Unidos: Association Psychological Science, 1988.
Tohutoro MLAObserve. MENSUAL-BIMENSUAL. Association Psychological Science, 1988.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.