APA aipamena

ASPHALT INSTITUTE. (1962). ASPHALT PAVING MANUAL. ASPHALT INSTI.

Chicago Style aipamena

ASPHALT INSTITUTE. ASPHALT PAVING MANUAL. ASPHALT INSTI, 1962.

MLA aipamena

ASPHALT INSTITUTE. ASPHALT PAVING MANUAL. ASPHALT INSTI, 1962.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.