446396 Heathfield, D. (2005). Spontaneous speaking: Drama activities for confidence and fluency. Surrey : Delta Publishing.
Čikaški stil citiranja (17. izdanje)446396 Heathfield, David. Spontaneous Speaking: Drama Activities for Confidence and Fluency. Surrey : Delta Publishing, 2005.
MLA način citiranja (9. izdanje)446396 Heathfield, David. Spontaneous Speaking: Drama Activities for Confidence and Fluency. Surrey : Delta Publishing, 2005.
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