Daniel Birke. (2013). Social networks and their economics: Influencing consumer choice. John wiley and sons.
Chicago Style aipamenaDaniel Birke. Social Networks and Their Economics: Influencing Consumer Choice. UK: John wiley and sons, 2013.
MLA aipamenaDaniel Birke. Social Networks and Their Economics: Influencing Consumer Choice. John wiley and sons, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.