Cita APA (7a ed.)
Nelson-Field, K. Viral Marketing: The Science of Sharing. Oxford University.
Cita estilo Chicago (17a ed.)
Nelson-Field, Karen. Viral Marketing: The Science of Sharing. Victoria, Australia: Oxford University.
Cita MLA (9a ed.)
Nelson-Field, Karen. Viral Marketing: The Science of Sharing. Oxford University.
Precaución: Estas citas no son 100% exactas.