芝加哥采购经理协会 Purchasing Management Association of Chicago

全国采购经理协会指数 NAPM

全国采购经理协会 National Association of Purchasing Managers

全美采购经理人协会 NAPM ; National Association of Purchasing Management

加拿大采购经理人协会 Purchasing Management Association of Canada

全国采购经理人协会 National Association of Purchasing Management

美国采购经理人协会 National Association of Purchasing Management ; Purchasing Managers Association of America

采购经理人协会 Purchasing Managers Association of America

特许采购经理人协会 Chartered Institute of Purchasing Managers ; CIPS