APA (7th ed.) Citation

Bach, R., Howell, C., Howell, F., & Munson, R. Juan Salvador Gaviota: Un relato.

Chicago Style (17th ed.) Citation

Bach, Richard, Carol Howell, Frederick Howell, and Russell Munson. Juan Salvador Gaviota: Un Relato. Barcelona.

MLA (9th ed.) Citation

Bach, Richard, et al. Juan Salvador Gaviota: Un Relato.