Lua APA (7ú heag.)

Peale, N. V. (2003). The power of positive thinking (1st Fireside ed.). Fireside/Simon & Schuster.

Lua i Stíl Chicago (17ú heag.)

Peale, Norman Vincent. The Power of Positive Thinking. 1st Fireside ed. New York: Fireside/Simon & Schuster, 2003.

Lua MLA (8ú heag.)

Peale, Norman Vincent. The Power of Positive Thinking. 1st Fireside ed. Fireside/Simon & Schuster, 2003.

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