International Review Service (Firm). International review service. International Review Service.
Citazione stile Chigago Style (17a edizione)International Review Service (Firm). International Review Service. New York, N.Y.: International Review Service.
Citatione MLA (8a ed.)International Review Service (Firm). International Review Service. International Review Service.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.