McCall, E. S., & Boyd, J. (1957). The Buttons and Mr. Pete. Benefic Press, Publishing Division of Beckley-Cardy Company.
Lua i Stíl Chicago (17ú heag.)McCall, Edith S., agus Jack Boyd. The Buttons and Mr. Pete. Chicago: Benefic Press, Publishing Division of Beckley-Cardy Company, 1957.
Lua MLA (8ú heag.)McCall, Edith S., agus Jack Boyd. The Buttons and Mr. Pete. Benefic Press, Publishing Division of Beckley-Cardy Company, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.