00711nam 22002293 4500 171919 978-973-717-178-8 171919 20140409d u||y0frey50 ba rom eng RO Coduri O istorie a comunicării secrete Stephen Pincock Mark Frary; trad. din limba engl. de Bogdan Nicolae Marchidanu Bucureşti Enciclopedia RAO 2007 176 p. il. Bibliogr.: p. 176- Indice: p. 173-175 Criptologie 3403 003.26(100)(091)=135.1 40628 Pincock Stephen 40629 Frary Mark 730 Marchidanu Bogdan Nicolae 40631 BK 6 0 0 0 2014-04-09 352464 SC SC DEP SC14070776 62.00 MN SC 75010 003 P66 2017-10-28 0 BK 62.00 2017-01-10