TY  - GEN
TY  - GEN
T1  - Technical reports
A2  - University of Helsinki
A2  - Department of Education
A2  - Center for Activity Theory and Developmental Work Research
LA  - fin
LA  - eng
PP  - Helsinki
PB  - Helsingin yliopisto
YR  - 2000
UL  - https://kansalliskirjasto.finna.fi/Record/arto.005953552
ER  -