(1980). A Day in the zoo: A reproduction of the antique pop-up book. Kestrel Books.
Lua i Stíl Chicago (17ú heag.)A Day in the Zoo: A Reproduction of the Antique Pop-up Book. London: Kestrel Books, 1980.
Lua MLA (8ú heag.)A Day in the Zoo: A Reproduction of the Antique Pop-up Book. Kestrel Books, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.