TY  - BOOK
AU  - Croll,Paul
TI  - Systematic classroom observation: Paul Croll
SN  - 1850001073 
AV  - DUCE LB1028.C745 
PY  - 1986///
CY  - London
PB  - Falmer
KW  - Education
KW  - Research
KW  - Observation (Educational method)
N1  - Includes bibliographical reference and  index
ER  -