action-research by Dr. Greg Waddell via Slideshare
Overview of Action Research Methodology Written in 1997 - I don't recognise many of the references (although Lewin is in there so..) but the content is accessible and gives a bit more than just an overview.
Overview of Action Research Methodology
stuff for education or mental stuff for students
Mc niff all you need to know about action research_141290806x
What Is Action Research?
Classroom -- Organization (I can dream. Right?)
Center for Collaborative Action Research
Participatory Action Research in a Venn Diagram https://uk.pinterest.com/ethnographic/participatory-methodology/
Action Research in Healthcare
Participatory Action Research: A menu of methods. A guide for communities using PAR with a list of various types of research methods to use.