| Type |  Book |
| ชื่อเรื่อง | Geography and trade / Paul Krugman |
| ผู้แต่ง | Krugman, Paul |
| ISBN | 0262111594 |
| พิมพลักษณ์ | Cambridge [MA] : The MIT Press, 1997 |
| | Leuven, Belgium : Leuven University Press, c1991 |
| รูปเล่ม | xi, 142 p. ; index |
| หัวเรื่อง | Commercial geography --Mathematical models [] |
| | Economic geography --Mathematical models [] |
| | Geography, Commercial --Mathematical models [] |
| | Geography, Economic --Mathematical models [] |
| | Industrial productivity --United States --Regional disparities --Mathematical models [] |
| | Industrial productivity --United States --Regional economic disparities [] |
| | Regional economic disparities --Mathematical models. [] |
| | Regional economic --Mathematical models [] |