Cita APA (7a ed.)

Beardsworth, J. (2007). Adobe Photoshop lightroom essentials. ILEX.

Cita Chicago Style (17a ed.)

Beardsworth, John. Adobe Photoshop Lightroom Essentials. East Sussex, Eng: ILEX, 2007.

Cita MLA (9a ed.)

Beardsworth, John. Adobe Photoshop Lightroom Essentials. ILEX, 2007.