Cita APA (7a ed.)

Safari Tech Books Online & Schmitt, C. A. (2004). CSS Cookbook. O'Reilly Media Inc.

Cita Chicago Style (17a ed.)

Safari Tech Books Online y Christopher Author Schmitt. CSS Cookbook. [Place of publication not identified]: O'Reilly Media Inc, 2004.

Cita MLA (9a ed.)

Safari Tech Books Online y Christopher Author Schmitt. CSS Cookbook. O'Reilly Media Inc, 2004.