APA (7th ed.) Zitazioa
Paving Paradise: Sprawl's Impact on Wildlife & Wild Places in California. National Wildlife Federation.
Chicago Style (17th ed.) Zitazioa
Paving Paradise: Sprawl's Impact on Wildlife & Wild Places in California. National Wildlife Federation.
MLA (9th ed.) Zitazioa
Paving Paradise: Sprawl's Impact on Wildlife & Wild Places in California. National Wildlife Federation.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.