Gale Group & Grant, T. (2015). International directory of company histories. St. James Press, a part of Gale, Cengage Learning.
Čikaški stil citiranja (17. izdanje)Gale Group i Tina Grant. International Directory of Company Histories. Farmington Hills, Michigan: St. James Press, a part of Gale, Cengage Learning, 2015.
MLA način citiranja (9. izdanje)Gale Group i Tina Grant. International Directory of Company Histories. St. James Press, a part of Gale, Cengage Learning, 2015.
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