සෞඛ්‍යාරක්ෂිතව ආහාර සකස් කිරීම, සැපයීම සහ අලෙවිය සදහා අත්වැලක්

This booklet consists of important guidelines on processing, supplying and marketing of food under good hygienic conditions.

2015 , Practical Action

PDF , Sinhala, Tamil,

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