Online bibliographic searching : a learning manual 2026-02-17T02:52:00+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Chen, Ching-chih, 1937-; Schweizer, Susanna (Applications in information management and technology series, 1981)