Lua APA (7ú heag.)

Roth, C. B. (1953). Secrets of closing sales (3rd ed.). Prentice-Hall.

Lua i Stíl Chicago (17ú heag.)

Roth, Charles B. Secrets of Closing Sales. 3rd ed. New York: Prentice-Hall, 1953.

Lua MLA (9ú heag.)

Roth, Charles B. Secrets of Closing Sales. 3rd ed. Prentice-Hall, 1953.

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