TY  - BOOK
AU  - Heimler, Charles H.
TI  - Life Science :Activity-Centered Program, Teacher's Guide /Charles H. Heimler and Albert Kaskel
SN  - 0675075238
U1  - 500LIF 
PY  - 1974///
CY  - Ohio
PB  - Bell & Howell Co.
KW  - SCIENCE
ER  -