TY  - BOOK
AU  - Engestrom, Yrjo
AU  - Miettinen, R
AU  - Panamaki, R
ED  - International Congress for Research on Activity Theory (2nd : 1990 : Lahti, Finland)
TI  - Perspectives on activity theory
T2  - Learning in doing
SN  - 052143730X
AV  - BF 619.5 Per 
PY  - 1999///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Intentionalism - Congresses
KW  - ACTION THEORY--CONGRESS
N1  - Bibliography
ER  -