Piirto, J. (2011). Creativity for 21st century skills: How to embed creativity into the curriculum. SensePublishers.
Цитирование в стиле Чикаго (17-е изд.)Piirto, Jane. Creativity for 21st Century Skills: How to Embed Creativity into the Curriculum. Rotterdam: SensePublishers, 2011.
Цитирование MLA (9-е изд.)Piirto, Jane. Creativity for 21st Century Skills: How to Embed Creativity into the Curriculum. SensePublishers, 2011.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.