APA (7th ed.) Citation

Sheldon, T., López Alonso, D., & Vaquero Sánchez, A. (1992). Windows 3.1 a su alcance. McGraw-Hill.

Chicago Style (17th ed.) Citation

Sheldon, Tom, Diego López Alonso, and Antonio Vaquero Sánchez. Windows 3.1 a Su Alcance. Madrid: McGraw-Hill, 1992.

MLA (9th ed.) Citation

Sheldon, Tom, et al. Windows 3.1 a Su Alcance. McGraw-Hill, 1992.