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| First Page | Document Content | |
|---|---|---|
 Date: 2013-12-19 12:33:15Gran Tierra Energy Canada National Oil Corporation Economy of Canada S&P/TSX Composite Index Petrolifera Petroleum |
| First Page | Document Content | |
|---|---|---|
Date: 2013-12-19 12:33:15Gran Tierra Energy Canada National Oil Corporation Economy of Canada S&P/TSX Composite Index Petrolifera Petroleum |
