Fox, M., & Thomas, J. (2010). Let's count goats! Beach Lane Books.
Lua i Stíl Chicago (17ú heag.)Fox, Mem, agus Jan Thomas. Let's Count Goats! New York: Beach Lane Books, 2010.
Lua MLA (8ú heag.)Fox, Mem, agus Jan Thomas. Let's Count Goats! Beach Lane Books, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.