Maintenance costs of flat roofs / R. Holmes.
Holmes, R.
Maintenance costs of flat roofs / R. Holmes. - Watford [Inglaterra] : BRE - 23 p. - Current papers ; 4 / Building Research Establishment .
Maintenance costs of flat roofs / R. Holmes. - Watford [Inglaterra] : BRE - 23 p. - Current papers ; 4 / Building Research Establishment .