| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | 
|---|---|---|---|
| Food Hygiene, Microbiology and HACCP | 978-0-8342-1815-4 (0-8342-1815-1) | 1999 | S.J. Forsythe | 
| Food Hygiene, Microbiology and HACCP | 978-0-7514-0450-0 (0-7514-0450-0) | 1998 | S. J. Forsythe | 
P. H. · P Hayes · P R · Paul R Hayes · Prof Rick Hayes · R. H. · R. Hayes