Perspectives on activity theory /
Engeström, Yrjö.
Miettinen, Reijo.
Punamäki-Gitai, Raija-Leena.
International Congress for Research on Activity Theory(2nd :1990 :Lahti, Finland)
Cambridge : Cambridge University Press,
1999.
Chiefly selected contributions from the Second International Congress for Research on Activity Theory, held in 1990 in Lahti, Finland.
Includes bibliographical references and indexes.
Intentionalism
Action theory