Abbs, B., & Freebairn, I. Studying strategies. Teacher's Book.
Čikaški stil citiranja (17. izdanje)Abbs, Brian, i Ingrid Freebairn. Studying Strategies. Teacher's Book.
MLA način citiranja (8. izdanje)Abbs, Brian, i Ingrid Freebairn. Studying Strategies. Teacher's Book.
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