출처: https://www.marketwatch.com/story/ibm-posts-biggest-annual-sales-increase-in-more-than-a-decade-announces-layoffs-11674682960?siteid=yhoof2&yptr=yahoo
출처: https://www.marketwatch.com/story/ibm-posts-biggest-annual-sales-increase-in-more-than-a-decade-announces-layoffs-11674682960?siteid=yhoof2&yptr=yahoo