Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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