(2016). 豐年．2016,v.66,no.11-12.
Chicago Style aipamena豐年．2016,v.66,no.11-12. 2016.
MLA aipamena豐年．2016,v.66,no.11-12. 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena
(2016). 豐年．2016,v.66,no.11-12.
Chicago Style aipamena豐年．2016,v.66,no.11-12. 2016.
MLA aipamena豐年．2016,v.66,no.11-12. 2016.