Thirtieth annual report of the board of the tea research institute for 1955 

 - Colombo  The government press  1956 
 - 69 p.-                                                                          Sessional paper xxiii-1956 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tea- Agricultural economics
<br/><br/><label>Dewey Class. No.: </label>338.17372  / TEA