TY  - BOOK
TI  - Holt science & technology: Science fair guide
SN  - 0-03-035199-5
U1  - BTSH 500 
CY  - Austin
PB  - Holt, Rinehart and Winston
KW  - Science - Study and Teaching
N1  - Part 1. Resources for teachers  --2. Resources for students  --3. Resources for parents
ER  -