APA-referens (7:e uppl.)

Hill, C. W. (2017). International Business (10th.). Tata McGraw-Hill.

Chicago-referens (17:e uppl.)

Hill, Charles W.L. International Business. 10th. Chennai: Tata McGraw-Hill, 2017.

MLA-referens (9:e uppl.)

Hill, Charles W.L. International Business. 10th. Tata McGraw-Hill, 2017.