WATER FOR WORLD DEVELOPMENT Proceedings of the Vith IWRA World Congress
Ottawa 1988 VolumeⅠ2222 年出版563 页ISBN:0923227016
Geometric Analysis and Computer Graphics Proceedings of a Workshop held May 23-25
19881991 年出版203 页ISBN:0387974024
THE ELECTORAL ORIGINS OF DIVIDED GOVERNMENT:COMPETITION IN U.S.HOUSE ELECTIONS
1946-19881990 年出版152 页ISBN:0813309077