Engineering Drawing : A Course for Technical Schools of Mechanical Engineering 2026-02-16T02:40:21+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Bogoljubov, S.; Voinov, A. (Mir Publishers, 1986)