TY  - BOOK
AU  - Glenn O. Blough
AU  -  Julius Schwartz, 
TI  - Elementary School Science and How to Teach it Ed 5
SN  - 0-03-091539-2
U1  - 372.35 
PY  - 1974///
CY  - New York
PB  - Holt, Rinehart and Winston, Inc
N1  - Glenn O. Blough & Julius Schwartz: Elementary School Science and How to Teach it Ed 5.  (5 th Ed)  New York.  Holt, Rinehart and Winston, Inc, 1974. 0-03-091539-2--(372.35BLO)
ER  -