The economic importance of pleasure craft as a guide for dutch governement policy
Brolsma, J.U.; Verkade, J. (1990). The economic importance of pleasure craft as a guide for dutch governement policy. Bull. Perm. Int. Assoc. Navig. Congr. 64(71): 11-14
In: Bulletin of the Permanent International Association of Navigation Congresses = Bulletin de l'Association Internationale Permanente des Congrès de Navigation. PIANC/PIANC = AIPCN: Bruxelles. ISSN 0374-1001, more