Swimming pools : a treatise on the planning, layout, design and construction, including water treatment and other services /

by Perkins, Philip H.
Published 1971

Concrete floors, finishes and external paving /

by Perkins, Philip H.
Published 1993

Concrete floors, finishes and external paving /

by Perkins, Philip H.
Published 1993

Concrete liquid retaining structures: design, specification and construction /

by Green, J. Keith
Published 1980