APA (7th ed.) Citation

(2012). Deeper Insights ([1. Aufl.].). [s.n.].

Chicago Style (17th ed.) Citation

Deeper Insights. [1. Aufl.]. [S.l.]: [s.n.], 2012.

MLA (9th ed.) Citation

Deeper Insights. [1. Aufl.]. [s.n.], 2012.