Tracy, B. (2021). Eat That Frog! (03rd.). Berrett-Koehler Publishers.
Lua i Stíl Chicago (17ú heag.)Tracy, Brian. Eat That Frog! 03rd. USA: Berrett-Koehler Publishers, 2021.
Lua MLA (9ú heag.)Tracy, Brian. Eat That Frog! 03rd. Berrett-Koehler Publishers, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.