APA (7th ed.) Citation

(1954). Treppen + Treppenhäuser: = Stairs and staircases = Escaliers et cages d'escaliers = Scale e trome di scale = Escaleras y cajas de escaleras. Callwey.

Chicago Style (17th ed.) Citation

Treppen + Treppenhäuser: = Stairs and Staircases = Escaliers Et Cages D'escaliers = Scale E Trome Di Scale = Escaleras Y Cajas De Escaleras. München: Callwey, 1954.

MLA (9th ed.) Citation

Treppen + Treppenhäuser: = Stairs and Staircases = Escaliers Et Cages D'escaliers = Scale E Trome Di Scale = Escaleras Y Cajas De Escaleras. Callwey, 1954.