Nunez Iskra Critical realist activity theory An engagement with critical realism and cultural-historical activity theory - London Routledge 2014 - ix;130p cm. ISBN: 9443.9500000000007 Standard No.: 128093 Source: 396, 31/12/2015, Kiran Book Service Textual Subjects--Topical Terms: Sanskrit Dewey Class. No.: R325:g, Q4