(1987). Stift Stams (1st English Edition.). Verlag Schnell & Steiner.
Chicago Style aipamenaStift Stams. 1st English Edition. Munich and Zurich: Verlag Schnell & Steiner, 1987.
MLA aipamenaStift Stams. 1st English Edition. Verlag Schnell & Steiner, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.