SHALE GAS INSIGHT® kicks off this Thursday in #Philly – register today! http://t.co/1fcL3cWd #SGI2012 #ShaleGas #Marcellus #NatGas
SHALE GAS INSIGHT® kicks off this Thursday in #Philly – register today! http://t.co/1fcL3cWd #SGI2012 #ShaleGas #Marcellus #NatGas