Measurement
PBQ: Preschool Behaviour Questionnaire
Reference and/or access link:
Rutter, M., Tizard, J. and Whitmore, K. (1970). Education, Health and Behaviour. London: Longmans
Rutter, M., Tizard, J. and Whitmore, K. (1970). Education, Health and Behaviour. London: Longmans