Hedges, R. (1994). Managing credit: How to master the basic skills of credit control (Deluxe ed.). Grolier International.
Citazione stile Chigago Style (17a edizione)Hedges, Roy. Managing Credit: How to Master the Basic Skills of Credit Control. Deluxe ed. Hongkong: Grolier International, 1994.
Citatione MLA (9a ed.)Hedges, Roy. Managing Credit: How to Master the Basic Skills of Credit Control. Deluxe ed. Grolier International, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.