Microbiology of food and animal feeding stuffs - Horizontal method for the enumeration of Micro - Organisms - Colony - Count technique at 30°C (Second Revision)
Methods for detection of bacteria responsible for food poisoning: Part 4 isolation and identification of clostridium perfringens (Clostridium Welchii) and clostridium botul inum and enumeration of clostridium perfringens (Second Revision)
Methods for detection of bacteria responsible for food poisoning: Part 2 Isolation, identification and enumeration of staphylococcus aureus and faecal streptococci ( First Revision)