Hoekstra, M. M. (1976). The aged and housing in perspective. Ian Buchan Fell Research Project on Housing, Faculty of Architecture, University of Sydney.
Lua i Stíl Chicago (17ú heag.)Hoekstra, Margaretha Maria. The Aged and Housing in Perspective. Sydney: Ian Buchan Fell Research Project on Housing, Faculty of Architecture, University of Sydney, 1976.
Lua MLA (8ú heag.)Hoekstra, Margaretha Maria. The Aged and Housing in Perspective. Ian Buchan Fell Research Project on Housing, Faculty of Architecture, University of Sydney, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.