TY  - BOOK
AU  - CARTWRIGHT,Carol A.
AU  - Cartwright,G.Phillip
TI  - Developing observation skills
T2  -   
SN  - 0070101841
U1  - 371.3 
PY  - 1974///
CY  - New York
PB  - McGraw-Hill
KW  - Educational tests and measurements
KW  - Observation (Psychology)
KW  - Teachers
ER  -