Hallmann, G. (1967). Leningrad. Seemann.
Lua i Stíl Chicago (17ú heag.)Hallmann, Gerhard. Leningrad. Leipzig: Seemann, 1967.
Lua MLA (8ú heag.)Hallmann, Gerhard. Leningrad. Seemann, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.