APA (7th ed.) Citation

Wittig, C., & Zunterer, M. (1995). "Mailboxen in der Jugendarbeit".

Chicago Style (17th ed.) Citation

Wittig, Christine, and Mathias Zunterer. "Mailboxen in Der Jugendarbeit". 1995.

MLA (9th ed.) Citation

Wittig, Christine, and Mathias Zunterer. "Mailboxen in Der Jugendarbeit". 1995.

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