Cita APA (7th ed.)

SHELLY, B. G., Cashman, T. J., & Vermaat, M. E. (2008). INTRODUCTION TO COMPUTERS. Cengage Learning.

Cita Chicago (17th ed.)

SHELLY, B. GARY, Thomas J. Cashman, i Misty E. Vermaat. INTRODUCTION TO COMPUTERS. United States: Cengage Learning, 2008.

Cita MLA (9th ed.)

SHELLY, B. GARY, et al. INTRODUCTION TO COMPUTERS. Cengage Learning, 2008.