Chaffey, D. (2009). Internet marketing: Strategy, implementation and practice (3rd ed.). Pearson Education ; Dorling Kindersley (India) Pvt. Ltd..
Dyfyniad Arddull ChicagoChaffey, Dave. Internet Marketing: Strategy, Implementation and Practice. 3rd ed. New York ; New Delhi: Pearson Education ; Dorling Kindersley (India) Pvt. Ltd., 2009.
Dyfyniad MLAChaffey, Dave. Internet Marketing: Strategy, Implementation and Practice. 3rd ed. Pearson Education ; Dorling Kindersley (India) Pvt. Ltd., 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.