(2018). 世界博览．2018,no.1,13,15,21-22.
Chicago Style aipamena世界博览．2018,no.1,13,15,21-22. 2018.
MLA aipamena世界博览．2018,no.1,13,15,21-22. 2018.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena
(2018). 世界博览．2018,no.1,13,15,21-22.
Chicago Style aipamena世界博览．2018,no.1,13,15,21-22. 2018.
MLA aipamena世界博览．2018,no.1,13,15,21-22. 2018.