(2017). № 1-4, 5, 6-7, 8, 9, 10, 11, 12-13, 14, 15. 2017.
Chicago Style aipamena№ 1-4, 5, 6-7, 8, 9, 10, 11, 12-13, 14, 15. 2017, 2017.
MLA aipamena№ 1-4, 5, 6-7, 8, 9, 10, 11, 12-13, 14, 15. 2017, 2017.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.