Hedges, R. (1997). Managing credit: How to master the basic skills of credit control. Grolier.
Citazione stile Chigago Style (17a edizione)Hedges, Roy. Managing Credit: How to Master the Basic Skills of Credit Control. Wanchai, Hong Kong: Grolier, 1997.
Citatione MLA (9a ed.)Hedges, Roy. Managing Credit: How to Master the Basic Skills of Credit Control. Grolier, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.