TY  - BOOK
AU  - Smith,Louis M.
AU  - Geoffrey,William
TI  - The complexities of an urban classroom : : an analysis toward a general theory of teaching 
U1  - 371.102 
PY  - 1968///.
CY  - New York : 
PB  - Holt, Rinehart and Wintson, Inc., 
KW  - Education, Urban
KW  - Interaction analysis in education
N1  - Includes Index.
ER  -