The practice of collective bargaining 2026-02-15T19:23:44+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Beal, Edwin Fletcher; Kienast, Philip; Wickersham, Edward D. (The Irwin series in economics, 1976)