Córdoba, E., González, C., & Córdoba, C. (2009). Photoshop CS4: Superfácil. México: Alfaomega.
Chicago Style CitationCórdoba, E., C. González, and C. Córdoba. Photoshop CS4: Superfácil. México: Alfaomega, 2009.
MLA CitationCórdoba, E., C. González, and C. Córdoba. Photoshop CS4: Superfácil. México: Alfaomega, 2009.
Warning: These citations may not always be 100% accurate.