Hardenberg, H. (1985). Wismar. Brockhaus.
Lua i Stíl Chicago (17ú heag.)Hardenberg, Harry. Wismar. Leipzig: Brockhaus, 1985.
Lua MLA (8ú heag.)Hardenberg, Harry. Wismar. Brockhaus, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.