TY  - BOOK
AU  - Ross,Angus R.
AU  - Lewin,Keith M.
TI  - Science kits in developing countries: an appraisal of potential 
AV  - LB2130 R6.7
PY  - 1992///
CY  - París
PB  - UNESCO, International Institute for Educational Planning
KW  - Educación
KW  - África
KW  - Cambio organizacional
ER  -