ebrary, Inc, Heckmann, O., & Schneider, F. (2011). Floor plan manual housing (4th, rev. and expanded ed.). Birkhäuser.
Chicago Style (17th ed.) Zitazioaebrary, Inc, Oliver Heckmann, eta Friederike Schneider. Floor Plan Manual Housing. 4th, rev. and expanded ed. Basel: Birkhäuser, 2011.
MLA (9th ed.) Zitazioaebrary, Inc, et al. Floor Plan Manual Housing. 4th, rev. and expanded ed. Birkhäuser, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.