APA (7th ed.) Citation

Chaussin, C., & Hilly, G. (1975). Metalurgia. Urmo.

Chicago Style (17th ed.) Citation

Chaussin, C., and G. Hilly. Metalurgia. Bilbao: Urmo, 1975.

MLA (9th ed.) Citation

Chaussin, C., and G. Hilly. Metalurgia. Urmo, 1975.