(2019). 百科知识．2019,no. 9-12.
Chicago Style aipamena百科知识．2019,no. 9-12. 2019.
MLA aipamena百科知识．2019,no. 9-12. 2019.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena
(2019). 百科知识．2019,no. 9-12.
Chicago Style aipamena百科知识．2019,no. 9-12. 2019.
MLA aipamena百科知识．2019,no. 9-12. 2019.