Christie, A. B., & Christie, M. C. (1971). Food hygiene and food hazards for all who handle food. Faber and Faber.
Lua i Stíl Chicago (17ú heag.)Christie, Andrew Barnett, agus Mary Clare Christie. Food Hygiene and Food Hazards for All Who Handle Food. London: Faber and Faber, 1971.
Lua MLA (9ú heag.)Christie, Andrew Barnett, agus Mary Clare Christie. Food Hygiene and Food Hazards for All Who Handle Food. Faber and Faber, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.