共 5 条
[1]
BARZEL Y, 1979, P SOCIAL STATISTICS, P117
[2]
BECKER GS, 1977, AM ECON REV, V67, P76
[3]
*BLUE CROSS ASS, 1966, BLUE CROSS GUID SUMM
[4]
POSNER R, 1976, ANTITRUST LAW