APA (7th ed.) Citation

Immerfall, S., & Wasner, B. (2011). Freizeit. Budrich.

Chicago Style (17th ed.) Citation

Immerfall, Stefan, and Barbara Wasner. Freizeit. Opladen [u.a.]: Budrich, 2011.

MLA (9th ed.) Citation

Immerfall, Stefan, and Barbara Wasner. Freizeit. Budrich, 2011.

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