WILLIAMS, B. K., SAWYER, S. C., & HUTCHINSON, S. E. (1995). Using information technology: A practical introductionto computer and communications. Irwin.
Lua i Stíl Chicago (17ú heag.)WILLIAMS, Brian K., Stacey C. SAWYER, agus Sarah E. HUTCHINSON. Using Information Technology: A Practical Introductionto Computer and Communications. Chicago: Irwin, 1995.
Lua MLA (9ú heag.)WILLIAMS, Brian K., et al. Using Information Technology: A Practical Introductionto Computer and Communications. Irwin, 1995.
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