. . "Prawo międzynarodowe." . . "Industrial legislation, International." . . "Travail Droit international." . . "Internationales Arbeitsrecht." . . "Munkajog nemzetközi." . . "International labour law : A comparative survey of the conflict rules affecting labour legislation and regulations" . . . "International labour law a comparative survey of the conflict rules affecting labour legislation and regulations" . "International Labour Law" . . . . . . . . . . "International labour law"@en . "International labour law" . "International labour law : a comparative survey of the Conflict Rules affecting Labour Legislation and Regulations" . . "International labour law. A comparative survey of the conflict rules affecting labour legislation and regulations" . . . . . . . . . . . . . "International labour law : a comparative study of the conflict rules affecting labour legislation and regulations"@en . "International labour law : a comparative survey of the conflict rules affecting labour legislation and regulations"@en . "International labour law : a comparative survey of the conflict rules affecting labour legislation and regulations" . . . . . . . . . . . "International labour law; a comparative survey of the conflict rules affecting labour legislation and regulations" . . . . . . . . . . . . . . "International labour law. A comparative survey of the conflict rules affecting labour legislation and regulations. Ed. by L.A. de Pinna"@en . . . "Internationaal arbeidsrecht." . . "Algemeen; sociale wetenschappen, sociologie; sociale problemen van bijzondere aard; arbeidsverhoudingen; maatschappelijke vraagstukken, maatschappijhervorming, soziale Frage." . . "Arbetsrätt." . . "Generalities; history; general, comparative; labour movement, industrial conflict, strike, May Day." . . "Dret internacional del treball." . . "Prawo pracy." . . "Derecho del trabajo internacional." . . "Algemeen; algemene geschiedenis; algemene geschiedenis, sociale geschiedenis en cultuurgeschiedenis; algemene behandeling van verschillende onderwerpen; arbeidersbeweging, arbeidsconflicten, Eén-mei viering." . . "Legislació." . . "Travail. Législation." . . "Arbeidswette en -wetgewing." . . "Generalities; social sciences; sociology; labour; general conditions, poverty, labour relations, working hours." . . "Leyes laborales y legislación internacional." . .