Piirto, J. (2011). Creativity for 21st century skills: How to embed creativity into the curriculum. SensePublishers.
Chicago-viite (17. p.)Piirto, Jane. Creativity for 21st Century Skills: How to Embed Creativity into the Curriculum. Rotterdam: SensePublishers, 2011.
MLA-viite (9. p.)Piirto, Jane. Creativity for 21st Century Skills: How to Embed Creativity into the Curriculum. SensePublishers, 2011.
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