BPP Learning Media. (2009). Advanced marketing and sales. Viva Books.
Chicago (17e ed.) BronvermeldingBPP Learning Media. Advanced Marketing and Sales. New Delhi: Viva Books, 2009.
MLA (9e ed.) BronvermeldingBPP Learning Media. Advanced Marketing and Sales. Viva Books, 2009.
Let op: Deze citaties zijn niet altijd 100% accuraat.