APA (7th ed.) Zitazioa

Keya to the insects of the European part of the USSR.

Chicago Style (17th ed.) Zitazioa

Keya to the Insects of the European Part of the USSR.

MLA (9th ed.) Zitazioa

Keya to the Insects of the European Part of the USSR.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.