APA (7th ed.) Citation

Osborne, C., & Mayo, A. F. (1985). Wagner (1a. ed.). Salvat.

Chicago Style (17th ed.) Citation

Osborne, Charles, and Angel Fernando Mayo. Wagner. 1a. ed. Barcelona: Salvat, 1985.

MLA (9th ed.) Citation

Osborne, Charles, and Angel Fernando Mayo. Wagner. 1a. ed. Salvat, 1985.