(2016). № 2. 2016.
Chicago Style aipamena№ 2. 2016, 2016.
MLA aipamena№ 2. 2016, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena
(2016). № 2. 2016.
Chicago Style aipamena№ 2. 2016, 2016.
MLA aipamena№ 2. 2016, 2016.