* Carnegie, Andrew. ''The Empire of Business'' (1902), [http://books.google.com/books?id=wuyzTF6fM2gC&dq=inauthor:andrew+inauthor:carnegie&num=30&as_brr=1 online edition] | * Carnegie, Andrew. ''The Empire of Business'' (1902), [http://books.google.com/books?id=wuyzTF6fM2gC&dq=inauthor:andrew+inauthor:carnegie&num=30&as_brr=1 online edition] |