Não informado. (1930). Agricultural Notes. Trinidad Tobago, Department of Agriculture.
Lua i Stíl Chicago (17ú heag.)Não informado. Agricultural Notes. Port of Spain: Trinidad Tobago, Department of Agriculture, 1930.
Lua MLA (8ú heag.)Não informado. Agricultural Notes. Trinidad Tobago, Department of Agriculture, 1930.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.