Não informado. (1968). Hokudai Economic Papers. Hokkaido University, Faculty of Economics and Business Administration.
Lua i Stíl Chicago (17ú heag.)Não informado. Hokudai Economic Papers. Hokkaido, Japão: Hokkaido University, Faculty of Economics and Business Administration, 1968.
Lua MLA (8ú heag.)Não informado. Hokudai Economic Papers. Hokkaido University, Faculty of Economics and Business Administration, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.