From Teams to Knots Activity-Theoretical Studies of Collaboration and Learning at Work by Yrjö Engeström Published 2008 by Cambridge University Press ISBN-13: 978-1-139-46994-4, ISBN: 1-139-46994-0
The Marionette of Death (Paperback) by Gabi Lahdo Paperback, 118 Pages, Published 2021 by Draft2digital, United States ISBN-13: 978-1-393-78247-6, ISBN: 1-393-78247-7