Feddersen, E., Lüdtke, I., & Braun, H. (2009). Living for the elderly: A design manual. Boston : Birkhäuser.
Cita Chicago Style (17a ed.)Feddersen, Eckhard, Insa Lüdtke, y Helmut Braun. Living for the Elderly: A Design Manual. Basel: Boston : Birkhäuser, 2009.
Cita MLA (9a ed.)Feddersen, Eckhard, et al. Living for the Elderly: A Design Manual. Boston : Birkhäuser, 2009.
Precaución: Estas citas no son 100% exactas.