Gladstone, A. (1986). The manager's guide to international labour standards. International Labour Office.
Citazione stile Chigago Style (17a edizione)Gladstone, Alan. The Manager's Guide to International Labour Standards. Geneva: International Labour Office, 1986.
Citatione MLA (9a ed.)Gladstone, Alan. The Manager's Guide to International Labour Standards. International Labour Office, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.