(2019). 党课参考．2019,no.18-20.
Chicago Style aipamena党课参考．2019,no.18-20. 2019.
MLA aipamena党课参考．2019,no.18-20. 2019.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena
(2019). 党课参考．2019,no.18-20.
Chicago Style aipamena党课参考．2019,no.18-20. 2019.
MLA aipamena党课参考．2019,no.18-20. 2019.