The elements of specification writing : a text-book for students in civil engineering 2026-02-15T12:10:03+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Kirby, Richard Shelton, 1874- (John Wiley & Sons, 1921)