Cita APA (7th ed.)

Estrella, R. S. (2004). Microsoft Office System 2003: A comprehensive review. Gadgets.

Cita Chicago (17th ed.)

Estrella, Raymond Santos. "Microsoft Office System 2003: A Comprehensive Review." Gadgets 2004.

Cita MLA (9th ed.)

Estrella, Raymond Santos. "Microsoft Office System 2003: A Comprehensive Review." Gadgets, 2004.