Engineering Economics text books wanted

songshan

Hi all,
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% B6 f( a8 H4 g  x: }, xI am looking for the used text book of 98-CS-1 Engineering Economics.
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I can be reached either at songshan0086@163.com or 780-901-9858. Please leave the voice message if I can not take your call, I will return you soon.

Please find the text book names of Engineering Economics as following:
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Thanks,
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Text book list of 98-CS-1 Engineering Economics
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Contemporary Engineering Economics: A Canadian Perspective. (2nd edition)Park, Chan S., Pelot, R., Porteous, Kenneth C., and Zuo, Ming J. M.J. Addison Wesley Longman (2001). Hardcover ISBN 0201613905.
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Engineering Economics in Canada (2nd Edition) Fraser, Niall M., Berhnardt, Irwin, Jewkes, Elizabeth M. Prentic Hall (2000). Hardcover, ISBN 0130138444.
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Engineering Economics Second Canadian Edition, Riggs, James L., Bedworth, David D., Randhawa, Sabah U., Khan, Ata M. McGraw-Hill Ryerson (1997). Hardcover, ISBN 0075526662