TY  - GEN
AU  - 
AU  - BUTLER, John M., et al
TI  - Quantitative Naturalistic Research
U1  - 001.42/BUT 
PY  - 1963///
CY  - Englewood Cliffs
PB  - Prentice-Hall
N1  - EMPIRICAL CLASSIFICATION; NATURALISTIC INVESTIGATION; QUANTITATIVE RESEARCH
ER  -