1. Detecting foreign bodies in food,2004
2. Identifying foreign bodies;Edwards,2004
3. Edwards, M. C. (Ed.) (2006). Guidelines for the identification of foreign bodies reported from food (2nd ed.). Guideline No. 4. Campden & Chorleywood Food Research Association: Chipping Campden, UK.
4. GMP, HACCP and the prevention of foreign bodies;Gaze,2004
5. Guidelines for the prevention and control of foreign bodies in food. Guideline No. 5,2004