TY  - BOOK
AU  - Kennedy, Jeff
TI  - User friendly: hands-on exhibits that work 
SN  - 0944040225
AV  - Q 105.U5 K45.1990
PY  - 1990///
CY  - Washington, D.C.
PB  - Association of Science-Technology Centers
KW  - Ciencia
KW  - Museos -
KW  - Estados Unidos
N1  - Referencias: p. 77
ER  -