000
00295nam a2200097Ia 4500
008
120224s9999 xx 000 0 und d
082
_a
001.5
_b
SCH
100
_a
Schramm, Wilbur
245
_a
Men, messages and media : a look at human communication
260
_b
Harper and Row
_a
New York
_c
1973
999
_c
139243
_d
139243