Lewis, P. (1991). National bibliographic services in the European Communities: Roles and perspectives : report of a workshop held in Luxembourg, 12 February 1990. Luxembourg: Telecommucations, Information Industries and Innovation.
Παραπομπή Chicago StyleLewis, P. National Bibliographic Services in the European Communities: Roles and Perspectives : Report of a Workshop Held in Luxembourg, 12 February 1990. Luxembourg: Telecommucations, Information Industries and Innovation, 1991.
Παραπομπή MLALewis, P. National Bibliographic Services in the European Communities: Roles and Perspectives : Report of a Workshop Held in Luxembourg, 12 February 1990. Luxembourg: Telecommucations, Information Industries and Innovation, 1991.
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