Pulle . W Mervyn <br/><br/>
Science Education Scrices  No. 4 Food Spoilage and Preservation in Sri Lanka 
Mervyn  W . Pulle  
 - Colombo  National Science Council  of Sri Lanka  1980 
 - 36 p. 
<br/><br/><label>Dewey Class. No.: </label>641.4  / PUL