Trabajo sobre el telégrafo, telex, correo electrónico, fax y bases de datos /

Bibliographic Details
Main Author:	Aguirre Guadamuz, Heidy (Author, Autor/a)
Format:	Book
Language:	Spanish
Published:	San José, C.R. : [editor no identificado], 1992.
Subjects:	TELEGRAFO TELETIPO CORREO ELECTRONICO FACSIMILES BASES DE DATOS

Description
Physical Description:	24 hojas

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