Feddersen, E., Lüdtke, I., & Braun, H. (2009). Living for the elderly: A design manual. Boston : Birkhäuser.
芝加哥风格引文Feddersen, Eckhard, Insa Lüdtke, 与 Helmut Braun. Living for the Elderly: A Design Manual. Basel: Boston : Birkhäuser, 2009.
MLA引文Feddersen, Eckhard, et al. Living for the Elderly: A Design Manual. Boston : Birkhäuser, 2009.
警告：这些引文格式不一定是100％准确.