Bolton, A. (1997). Quality management systems for the food industry: A guide to ISO 9001/2. Blackie Academic & Professional.
Lua i Stíl Chicago (17ú heag.)Bolton, Andrew. Quality Management Systems for the Food Industry: A Guide to ISO 9001/2. London: Blackie Academic & Professional, 1997.
Lua MLA (9ú heag.)Bolton, Andrew. Quality Management Systems for the Food Industry: A Guide to ISO 9001/2. Blackie Academic & Professional, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.