How to cut costs and improve service of your telephone, telex, TWX and other telecommunications
Griesinger, Frank Kern
How to cut costs and improve service of your telephone, telex, TWX and other telecommunications - New York: McGraw-Hill 1974 - x, 310 p. ill
Bibliography: p. 301-302.
0070247609
TELEPHONE IN BUSINESS
HE 8735 Gri
How to cut costs and improve service of your telephone, telex, TWX and other telecommunications - New York: McGraw-Hill 1974 - x, 310 p. ill
Bibliography: p. 301-302.
0070247609
TELEPHONE IN BUSINESS
HE 8735 Gri