Lua APA (7ú heag.)

Ruskin, J. (1971). The elements of drawing. Dover Publications.

Lua i Stíl Chicago (17ú heag.)

Ruskin, John. The Elements of Drawing. New York: Dover Publications, 1971.

Lua MLA (9ú heag.)

Ruskin, John. The Elements of Drawing. Dover Publications, 1971.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.