Sri Lanka Foundation Institute. (1978). Peruntōṭṭak kaittoḻilil peṇ toḻilāḷarkaḷiṉ paṅku =: The role of the female worker in the plantation industry. Sri Lanka Foundation Institute.
Chicago-referens (17:e uppl.)Sri Lanka Foundation Institute. Peruntōṭṭak Kaittoḻilil Peṇ Toḻilāḷarkaḷiṉ Paṅku =: The Role of the Female Worker in the Plantation Industry. Colombo: Sri Lanka Foundation Institute, 1978.
MLA-referens (8:e uppl.)Sri Lanka Foundation Institute. Peruntōṭṭak Kaittoḻilil Peṇ Toḻilāḷarkaḷiṉ Paṅku =: The Role of the Female Worker in the Plantation Industry. Sri Lanka Foundation Institute, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.