Yamagata-Lynch, Lisa C. Activity Systems Analysis Methods Understanding Complex Learning Environments / [electronic resource] : by Lisa C. Yamagata-Lynch. - Boston, MA : Springer US, 2010. - digital. ISBN: 9781441963215 Standard No.: 10.1007/978-1-4419-6321-5 doi Subjects--Topical Terms: Education.Education.Educational Technology.Learning & Instruction. LC Class. No.: LC8-6691 Dewey Class. No.: 371.33