Não informado. (1939). Louisiana Rural Economist. Louisiana State University, Agricultural and Mechanical College.
Lua i Stíl Chicago (17ú heag.)Não informado. Louisiana Rural Economist. Baton Rouge, La: Louisiana State University, Agricultural and Mechanical College, 1939.
Lua MLA (8ú heag.)Não informado. Louisiana Rural Economist. Louisiana State University, Agricultural and Mechanical College, 1939.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.