5: Wandelbare Dächer. - Convertible roofs.

MLA

IL. 5: Wandelbare Dächer. - Convertible Roofs. Stuttgart: Karl Krämer Verlag, 1971.

APA

IL, I. (1971). 5: Wandelbare Dächer. - Convertible roofs. Stuttgart: Karl Krämer Verlag.

Chicago

IL. 5: Wandelbare Dächer. - Convertible Roofs. Stuttgart: Karl Krämer Verlag, 1971.