TY  - BOOK
AU  - Daniel, Lucy.
AU  - Kaskel, Albert.
TI  - Focus on life science: activity centered program teacher's guide: guidelines for more than 120 activities 
PY  - 0000///c
CY  - Columbus, Ohio
PB  - Charles E. Merrill Publishing Co.
KW  - Biology
KW  - Sears List of Subject Headings
ER  -