TY  - BOOK
AU  - Graham Aston
AU  -  John Tiffney, 
TI  - Guide to improving food hygiene
SN  - 7198-2864-3
U1  - 614.31 
PY  - 1981///
CY  - London
PB  - North Wood Books
N1  - Graham Aston & John Tiffney: Guide to improving food hygiene.  (2nd Edition.)  London.  North Wood Books, 1981. 7198-2864-3--(614.31AST)
ER  -