Bouwcentrum (Rotterdam). (1955). Housing for old people: Nursing homes. s.n.].
Cita Chicago Style (17a ed.)Bouwcentrum (Rotterdam). Housing for Old People: Nursing Homes. [Rotterdam: s.n.], 1955.
Cita MLA (9a ed.)Bouwcentrum (Rotterdam). Housing for Old People: Nursing Homes. s.n.], 1955.
Precaución: Estas citas no son 100% exactas.