type: book datestamp: 2011-03-16 08:20:24 lastmod: 2011-03-16 08:20:24 metadata_visibility: show title: Code de l'air (Ministère des Communications) ispublished: pub subjects: 1_1_3_1 subjects: 1_1_3_3 subjects: 1_3_4_1 full_text_status: none keywords: biens publics openbaar domein public goods staat state état gestion management gestion communication communication communicatie date: 1954 date_type: published publisher: Hayez place_of_pub: Bruxelles refereed: FALSE citation: UNSPECIFIED, ed. (1954) Code de l'air (Ministère des Communications). Hayez, Bruxelles.