WORLD TRADE AND PAYMENTS AN INTRODUCTION SEVENTH EDITION
RICHARD E.CAVES JEFFREY A.FRANKEL RONALD W.JONES1996 年出版673 页ISBN:0673524183
THE CHEMICAL WORLD:CONCEPTS AND APPLICATIONS SECOND EDITION
JOHN W.MOORE CONRAD L.STANITSKI JAMES L.WOOD1998 年出版906 页ISBN:0030190940