APA (7th ed.) Zitazioa
Finger, M., Bukovc, B., & Burhan, M. (2014). Postal services in the digital age. IOS Press.
Chicago Style (17th ed.) Zitazioa
Finger, Matthias, Bernhard Bukovc, eta Muqbil Burhan. Postal Services in the Digital Age. Amsterdam, Netherlands ; Fairfax, Virginia: IOS Press, 2014.
MLA (9th ed.) Zitazioa
Finger, Matthias, et al. Postal Services in the Digital Age. IOS Press, 2014.
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