APA (7th ed.) Citation

Schubert, I., & Schubert, D. (2013). Opposites (1st U. S. ed.). Lemniscaat USA.

Chicago Style (17th ed.) Citation

Schubert, Ingrid, and Dieter Schubert. Opposites. 1st U. S. ed. New York: Lemniscaat USA, 2013.

MLA (8th ed.) Citation

Schubert, Ingrid, and Dieter Schubert. Opposites. 1st U. S. ed. Lemniscaat USA, 2013.

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