Hancock C. John.
An introduction to the principles of communication theory [Book /] John.C Hancock . - New York : Tata McGraw-Hill, 1974. - 253 p : ill ; 22 cm .
0070993416
621.382
An introduction to the principles of communication theory [Book /] John.C Hancock . - New York : Tata McGraw-Hill, 1974. - 253 p : ill ; 22 cm .
0070993416
621.382