TY  - BOOK
AU  - Preston,Ralph Clausius
TI  - Teaching social studies in the elementary school
AV  - LB1584 .P68 1950
U1  - 372.8/3 
PY  - 1950///
CY  - New York
PB  - Rinehart & Co.
KW  - Social sciences
KW  - Study and teaching (Elementary)
KW  - Local
N1  - 920902; Includes bibliographies
ER  -