Piirto, J. (2011). Creativity for 21st Century Skills: How to Embed Creativity into the Curriculum. SensePublishers. https://doi.org/10.1007/978-94-6091-463-8
Chicago-viite (17. p.)Piirto, Jane. Creativity for 21st Century Skills: How to Embed Creativity into the Curriculum. Rotterdam: SensePublishers, 2011. https://doi.org/10.1007/978-94-6091-463-8.
MLA-viite (9. p.)Piirto, Jane. Creativity for 21st Century Skills: How to Embed Creativity into the Curriculum. SensePublishers, 2011. https://doi.org/10.1007/978-94-6091-463-8.
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