TY  - BOOK
AU  - Salem,Donald
TI  - Experiencias cientificas para maestros de escuelas elementales
T2  - Manual UTEHA breve
PY  - 1968///
CY  - MÃ©xico
PB  - UniÃ³n TipogrÃ¡fica Editorial Hispano Americana
KW  - Science
KW  - Study and teaching (Elementary)
KW  - Local
N1  - Translation of Science experiences for elementary school teachers
ER  -