Piirto, J. (2011). Creativity for 21st century skills: How to embed creativity into the curriculum. SensePublishers.
Citazione stile Chigago Style (17a edizione)Piirto, Jane. Creativity for 21st Century Skills: How to Embed Creativity into the Curriculum. Rotterdam: SensePublishers, 2011.
Citatione MLA (9a ed.)Piirto, Jane. Creativity for 21st Century Skills: How to Embed Creativity into the Curriculum. SensePublishers, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.