Modell-Eisenbahn-Katalog International - Band 3 V. Spieth
Modell-Eisenbahn-Katalog - Model Railways Guide - International - Symposion No 3 - Z, N, TT, H0, O, I, II - 5000 Modell in Farbe - V. Spieth - Hardcover ISBN 3-920877-23-3 - Druck Wörner Gerlingen 198