求英文文献一篇

The location of producer services in Edmonton

作者：W. Z. Michalak & K. J. Fairbairn

期刊：Human Geography 1993（37）

下载地址：http://onlinelibrary.wiley.com/doi/10.1111/j.1541-0064.1993.tb01536.x/abstract

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追加一篇：
W. J. Coffey：Trade and location of producer services: a Canadian perspective，Environment and Planning , 1987
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