00679cam a22002657a 4500 18185901 20170909101732.0 140612s2013 onc 000 0 eng 9780771046445 PK-LaUMT 622.3381 23 LEV-G Levant, Ezra, Groundswell / Ezra Levant Toronto, Ontario : Signal, 2014 260 p. ; 23 cm Hydraulic fracturing. Gas well drilling. Shale gas. Shale oils. Gas well drilling. Hydraulic fracturing. Shale gas. Shale oils. BK 98012 98012 0 0 0 0 01 01 2017-09-09 0 622.3381 LEV-G 114190 2017-09-09 00:00:00 2017-09-09 BK