المعهد الأمريكي للخرسانة (Arabic Wikipedia)

Analysis of information sources in references of the Wikipedia article "المعهد الأمريكي للخرسانة" in Arabic language version.

refsWebsite
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70th place
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archive.org

  • Lesley، Robert Whitman (1924). History of the Portland cement industry in the United States, with appendices covering progress of the industry by years and an outline of the organization and activities of the Portland cement association (PDF). International trade press. ص. 151. LCCN:25009329.

concrete.org

loc.gov

lccn.loc.gov

  • Lesley، Robert Whitman (1924). History of the Portland cement industry in the United States, with appendices covering progress of the industry by years and an outline of the organization and activities of the Portland cement association (PDF). International trade press. ص. 151. LCCN:25009329.

web.archive.org