RAI URMILA [A]. (2007). BUSINESS COMMUNICATION (9TH.). HIMALAYA PUBLISHING HOUSE.
Citazione stile Chigago Style (17a edizione)RAI URMILA [A]. BUSINESS COMMUNICATION. 9TH. MUMBAI: HIMALAYA PUBLISHING HOUSE, 2007.
Citatione MLA (9a ed.)RAI URMILA [A]. BUSINESS COMMUNICATION. 9TH. HIMALAYA PUBLISHING HOUSE, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.