London,, S. (1998). Adobe Photoshop 4: Interactive course (With CD-ROM). Techmedia.
Citación estilo ChicagoLondon,, Sherry. Adobe Photoshop 4: Interactive Course (With CD-ROM). New Delhi: Techmedia, 1998.
Cita MLALondon,, Sherry. Adobe Photoshop 4: Interactive Course (With CD-ROM). Techmedia, 1998.
Warning: These citations may not always be 100% accurate.