International handbook of primary technology education : reviewing the past twenty years. Rotterdam : Sense Publishers, [2011]. ©2011. 1 online zdroj (x, 323 stran). International technology education studies ; volume 7. Available on Internet: <https://ebookcentral.proquest.com/lib/ujep-ebooks/detail.action?docID=974118> ISBN 978-94-6091-546-8.