TY  - BOOK
AU  - 
AU  - Mansfield, Edwin,
ED  - 
ED  - 
ED  - 
ED  - 
TI  - : the problem of industrial concentration 
SN  - 2
PY  - 1964///];copyright 196446
CY  - New York
PB  - Norton
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Big business;Trusts, Industrial
KW  - United States.;United States
N1  - Bibliography: p. 173-174; 5
ER  -