McKechnie, D., & Lawrence, G. (2006). Time steps: My musical comedy life. Simon & Schuster.
Lua i Stíl Chicago (17ú heag.)McKechnie, Donna, agus Greg Lawrence. Time Steps: My Musical Comedy Life. New York: Simon & Schuster, 2006.
Lua MLA (9ú heag.)McKechnie, Donna, agus Greg Lawrence. Time Steps: My Musical Comedy Life. Simon & Schuster, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.