RAI URMILA. (2008). EFFECTIVE COMMUNICATION 8TH ED (8TH ED.). HIMALAYA PUBLISHING HOUSE.
Chicago (17e ed.) BronvermeldingRAI URMILA. EFFECTIVE COMMUNICATION 8TH ED. 8TH ED. MUMBAI: HIMALAYA PUBLISHING HOUSE, 2008.
MLA (9e ed.) BronvermeldingRAI URMILA. EFFECTIVE COMMUNICATION 8TH ED. 8TH ED. HIMALAYA PUBLISHING HOUSE, 2008.
Let op: Deze citaties zijn niet altijd 100% accuraat.