Microbiology of food and animal feeding stuffs - Horizontal method for the detection and enumeration of coliforms: Part 1 colony count technique (Second Revision)
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 1 isolation, identification and enumeration of escherichia coli (First Revision)