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ISSN:1470-1170|47|3|227-233

Routledge Ltd‎(2003)‎

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By DISETH A˚GE   MARTINSEN ØYVIND   in Educational Psychology

ISSN:1469-5820|23|2|195-207

Routledge Ltd‎(2003)‎

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By Dysvik Anders   Martinsen Øyvind Lund   in Educational Psychology

ISSN:1469-5820|28|7|747-756

Routledge Ltd‎(2008)‎

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