Roper, W. E. (2000). Managing technology in the iron and steel industry. Center for Integrative and Development Studies and the Technology Management Center.
Chicago Style (17. basım) AtıfRoper, William E. Managing Technology in the Iron and Steel Industry. University of the Philippines: Center for Integrative and Development Studies and the Technology Management Center, 2000.
MLA (9th ed.) AtıfRoper, William E. Managing Technology in the Iron and Steel Industry. Center for Integrative and Development Studies and the Technology Management Center, 2000.
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