APA (7th ed.) Citation

Wahl, H., & Schilling, O. (2012). Hohes Alter. Entwicklungspsychologie.

Chicago Style (17th ed.) Citation

Wahl, Hans-Werner, and Oliver Schilling. "Hohes Alter." Entwicklungspsychologie 2012.

MLA (9th ed.) Citation

Wahl, Hans-Werner, and Oliver Schilling. "Hohes Alter." Entwicklungspsychologie, 2012.

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