00326 a2200109 4500020001500000082001300015100001900028245008900047260004300136300001600179650002100195 a1850297320 a712bSTE aStevens, David aThe garden design sourcebookbthe essential guide to garden materials and structures aLondonbConran Octopus Ltdc1995g1995 a191p.c27cm aLandscape Design