共 50 条
- [41] PURCHASING POWER AND PROSPERITY JOURNAL OF LAND AND PUBLIC UTILITY ECONOMICS, 1936, 12 (02): : 219 - 219
- [49] Purchasing on the Net: the new opportunities for electronic commerce ONLINE INFORMATION '97, PROCEEDINGS, 1997, : 281 - 294
- [50] PRICE, INCOME, AND EXPENDITURE RELATIONSHIPS IN WINE PURCHASING AMERICAN JOURNAL OF ENOLOGY AND VITICULTURE, 1974, 25 (02): : 108 - 110