TY  - BOOK
AU  - Renner,John Wilson
AU  - Ragan,William Burk
TI  - Teaching science in the elementary school
AV  - LB1585 .R4
U1  - 372.3/5 
PY  - 1968///]
CY  - New York
PB  - Harper & Row
KW  - Science
KW  - Study and teaching (Elementary)
KW  - Local
N1  - Bibliographical footnotes
ER  -