Seward, J. (1992). Easy Japanese. Passport Books.
Lua i Stíl Chicago (17ú heag.)Seward, Jack. Easy Japanese. Lincolnwood: Passport Books, 1992.
Lua MLA (8ú heag.)Seward, Jack. Easy Japanese. Passport Books, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.