TY  - BOOK
TI  - Holt science & technology: Long-term project & research ideas
SN  - 0-03-035191-X
U1  - BTSH 500 
CY  - Austin
PB  - Holt, Rinehart and Winston
KW  - Science - Study and Teaching
N1  - Life science projects  --Earth science projects  --Physical science projects
ER  -