Hepple, B. A. (2005). Labour laws and global trade. Hart Publishing.
Chicago Style aipamenaHepple, B. A. Labour Laws and Global Trade. Oregon: Hart Publishing, 2005.
MLA aipamenaHepple, B. A. Labour Laws and Global Trade. Hart Publishing, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.