TY  - BOOK
AU  - Howes,Virgil M.
TI  - Informal teaching in the open classroom
SN  - 0023573309
AV  - LB1029.O6LB1029 H68.O6H68
U1  - 372.1/102 
PY  - 1974///
CY  - New York
PB  - Macmillan
KW  - Open plan schools
N1  - Bibliography: p. 207-216
ER  -