#اقتصاد_الكوكب #ديناصورات_كاتربيلر

مع بعض على تويتر https://twitter.com/melsaaidy11

للتواصل Eqkawkab@gmail.com

المصادر: - https://www.caterpillar.com/en/news/caterpillarNews/history/caterpillarhistorycomestolife.html

https://www.caterpillar.com/en/company/history/archive/caterpillar-name.html

https://web.archive.org/web/20110719235759/https://www.acmoc.org/index.php?option=com_content&task=view&id=14&Itemid=35&limit=1&limitstart=2

Technology and Culture - REYNOLD M. WIK

https://www.jstor.org/stable/3103113