| • proved reserve • proven reserve • proven reserves | |
| प्रमाणित: authentication vouched authenticated established | |
| निचय: reserve | |
प्रमाणित निचय अंग्रेज़ी में
[ pramanit nicaya ]
| • proved reserve • proven reserve • proven reserves | |
| प्रमाणित: authentication vouched authenticated established | |
| निचय: reserve | |