Gabriel, Y. (1988). Working lives in catering. Routledge & Kegan Paul.
Lua i Stíl Chicago (17ú heag.)Gabriel, Yiannis. Working Lives in Catering. London: Routledge & Kegan Paul, 1988.
Lua MLA (9ú heag.)Gabriel, Yiannis. Working Lives in Catering. Routledge & Kegan Paul, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.