Katri Lassila
Books
States of Play - Nordic Larp Around the World
2012
ISBN 9789526759944- No cover
Playground Worlds
2008
ISBN 9789529235797 
Larp, the Universe, and Everything
2009
ISBN 9788299710220
States of Play - Nordic Larp Around the World
2012
ISBN 9789526759944Playground Worlds
2008
ISBN 9789529235797Larp, the Universe, and Everything
2009
ISBN 9788299710220