TY  - BOOK
AU  - Simpson,Martha Seif
TI  - Environmental awareness activities for librarians and teachers: 20 interdisciplinary units for use in grades 2-8 
SN  - 0-7864-0064-1
PY  - 1995///
CY  - Jefferson (North Carolina), London
PB  - McFarland & Company
KW  - Educación Ambiental
KW  - Ciencias medioambientales
KW  - Estudio y enseñanza
N1  - Includes index
ER  -