Lua APA (7ú heag.)

Shengold, L. (2014). The promise: Who is in charge of time and space? Karnac.

Lua i Stíl Chicago (17ú heag.)

Shengold, Leonard. The Promise: Who Is in Charge of Time and Space? London, England: Karnac, 2014.

Lua MLA (9ú heag.)

Shengold, Leonard. The Promise: Who Is in Charge of Time and Space? Karnac, 2014.

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