TY  - SER
TI  - The bell journal of economics and management science
PY  - 1970///-1974
CY  - Ann Arbor, Mich.
PB  - University Microfilms International
KW  - Management science
KW  - Periodicals
KW  - Public utilities
N1  - Vol. 1-5 (1970-1974); Title from cover title; Originally published; [New York, American Telephone and Telegraph Co.]
ER  -