Tag: impromptu performance
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Media Rating Council grants accreditation to four additionalӬArbitron Portable People Meter...
Media Rating Council grants accreditation to four additional"¨Arbitron Portable People Meter markets18 PPM markets now display the MRC double checkmark logoCOLUMBIA, MD; February 5, 2013 "“ Arbitron Inc. (NYSE: ARB) today announced that the Media Rating Council
