APA (7th ed.) Citation

Schubert, I., & Schubert, D. (2011). The umbrella. Lemniscaat USA.

Chicago Style (17th ed.) Citation

Schubert, Ingrid, and Dieter Schubert. The Umbrella. Brooklyn, NY: Lemniscaat USA, 2011.

MLA (9th ed.) Citation

Schubert, Ingrid, and Dieter Schubert. The Umbrella. Lemniscaat USA, 2011.

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