TY  - BOOK
AU  - Ober, Richard L., Bentley, Ernest L. and Miller, Edith
TI  - Systematic observation of teaching: : an interaction analysis-instructional strategy approach
U1  - 371.31 
PY  - 1971///
CY  - New Jersey
PB  - Prentice-hall of India
KW  - Education
KW  - Education Teaching
KW  - Systematic Observation
ER  -