Rosenbladt, B. (2001). Freiwilliges Engagement in Deutschland - Freiwilligensurvey 1999. Kohlhammer.
Chicago Style (17th ed.) CitationRosenbladt, Bernhard. Freiwilliges Engagement in Deutschland - Freiwilligensurvey 1999. Stuttgart (u.a.): Kohlhammer, 2001.
MLA (8th ed.) CitationRosenbladt, Bernhard. Freiwilliges Engagement in Deutschland - Freiwilligensurvey 1999. Kohlhammer, 2001.
Warning: These citations may not always be 100% accurate.