TY  - BOOK
AU  - Jackson,Donald A.
AU  - 
AU  - Sloane,Howard N.
TI  - How to establish a behavior observation system
SN  - 0877780854
PY  - 1975///
CY  - Englewood Cliffs, N.J.
PB  - Educational Technology Publications
KW  - Psychology, Experimental
N1  - Bibliography: p. 89-90
ER  -