Effective writing : improving scientific, technical and business communication 2026-02-15T20:15:52+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Turk, Christopher; Kirkman, John (E & F.N. Spon, 1982)