SLS 143 : 1993 : Code of practice for general principles of food hygiene (First revision)
- Colombo SLSI 1993
- 25p.
STD2346
SLS 143 : 1993
a614.3
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
STD2346
SLS 143 : 1993
a614.3
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA