TY  - BOOK
AU  - Hanna,Lavone Agnes
TI  - Unit teaching in the elementary school: social studies and related sciences
AV  - LB1029.U6 H3 1963
U1  - 372 
PY  - 1955///
CY  - New York
PB  - Holt, Rinehart and Winston
KW  - Unit method of teaching
KW  - Local
N1  - Beginning with 3d ed. (1973) published under title: Dynamic elementary social studies
ER  -