(2016). 商界．2016,no.1,3,5,7.
Chicago Style aipamena商界．2016,no.1,3,5,7. 2016.
MLA aipamena商界．2016,no.1,3,5,7. 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena
(2016). 商界．2016,no.1,3,5,7.
Chicago Style aipamena商界．2016,no.1,3,5,7. 2016.
MLA aipamena商界．2016,no.1,3,5,7. 2016.