APA-čujuhus (7. p.)
Herwig, O. (2008). Universal design: Solutions for a barrier-free living. Birkhäuser.
Chicago-čujuhus (17. p.)
Herwig, Oliver. Universal Design: Solutions for a Barrier-free Living. Basel ; Boston: Birkhäuser, 2008.
MLA-čujuhus (9. p.)
Herwig, Oliver. Universal Design: Solutions for a Barrier-free Living. Birkhäuser, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.