School achievement and personality
Subtitle: description of school achievement in terms of ability, trait, situational and background variables
By: Erkki A. Niskanen
Contributors: Helsingin yliopisto
Series: Research bulletin / Department of Education, University of Helsinki -- 21-23; Research bulletin (Helsingin yliopisto. Kasvatustieteen laitos) -- No. 21-23
Publisher: Institute of Education, University of Helsinki
Published: 1968
Place of publication: Helsinki
Language: eng
Subjects: Academic achievement; Students; Psychology; Educational psychology
Notes: Thesis (doctoral)--University of Helsinki, 1968.

Includes bibliographies.