APA (7th ed.) Citation

Schellenberger, B., & Baumgarth, I. (1989). Treppen: Stufen des Lebens. Echter.

Chicago Style (17th ed.) Citation

Schellenberger, Bernardin, and Ines Baumgarth. Treppen: Stufen Des Lebens. Würzburg: Echter, 1989.

MLA (8th ed.) Citation

Schellenberger, Bernardin, and Ines Baumgarth. Treppen: Stufen Des Lebens. Echter, 1989.

Warning: These citations may not always be 100% accurate.