(2016). Science (2016.). Parragon Publication.
Chicago Style aipamenaScience. 2016. Parragon Publication, 2016.
MLA aipamenaScience. 2016. Parragon Publication, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
(2016). Science (2016.). Parragon Publication.
Chicago Style aipamenaScience. 2016. Parragon Publication, 2016.
MLA aipamenaScience. 2016. Parragon Publication, 2016.