Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author="de Jong, Frank" or (type any "bookEditor issueEditor" and editor="de Jong, Frank") Add to list Journal Article A1 What is (good) practitioner research? Hannu L.T. Heikkinen, Frank de Jong and Ruben Vanderlinde (UGent) (2016) VOCATIONS AND LEARNING. 9(1). p.1-19