APA (7th ed.) Zitazioa
Paddock, J. The Peten Maya decline viewed in the perspective of state formation.
Chicago Style (17th ed.) Zitazioa
Paddock, John. The Peten Maya Decline Viewed in the Perspective of State Formation.
MLA (9th ed.) Zitazioa
Paddock, John. The Peten Maya Decline Viewed in the Perspective of State Formation.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.