APA
Building Research Establishment, . (1996). Flat roof design : bituminous waterproof membranes. Garston, Watford: Building Research Establishment.
Chicago
Building Research Establishment, . 1996. Flat roof design : bituminous waterproof membranes. Garston, Watford: Building Research Establishment.
Harvard
Building Research Establishment, . (1996). Flat roof design : bituminous waterproof membranes. Garston, Watford: Building Research Establishment.
MLA
Building Research Establishment, . Flat roof design : bituminous waterproof membranes. Garston, Watford: Building Research Establishment. 1996.