Lua APA (7ú heag.)
Mckinley, C. E. Indigo: In search of the color that seduced the world (First U.S. edition.).
Lua i Stíl Chicago (17ú heag.)
Mckinley, Catherine E. Indigo: In Search of the Color That Seduced the World. First U.S. edition.
Lua MLA (9ú heag.)
Mckinley, Catherine E. Indigo: In Search of the Color That Seduced the World. First U.S. edition.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.