Active network analysis : problems and solutions
Wai-Kai Chen1993 年出版293 页ISBN:9810213360
GENERAL PROBLEMS PF PRIVATE INTERNATIONAL LAW
O.KAHN-FREUND1976 年出版336 页ISBN:9028606467
THEORY AND PROBLEMS OF BUSINESS LAW
DONALD A.WIESNER J.D.1985 年出版452 页ISBN:0070690626