Não informado. (1950). Economic Survey of Japan. Research Institute of National Economy.
Lua i Stíl Chicago (17ú heag.)Não informado. Economic Survey of Japan. Tokyo: Research Institute of National Economy, 1950.
Lua MLA (8ú heag.)Não informado. Economic Survey of Japan. Research Institute of National Economy, 1950.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.