| .245 | |
| a | The Niger household energy project |
| b | : promoting rural fuelwood markets and village management of natural woodlands, by Gerald Foley (a.o). |
| h | Book |
| .005 | |
| a | 00000000000000 |
| .260 | |
| a | Washington, D.C: The World Bank, 1997. |
| b | |
| c | 2000 |
| .084 | |
| a | WB Cam |
| .300 | |
| a | xviii, 103 hlm. |
| b | gamb., tab., 28 cm. |
| c | xviii, 103 hlm.; gamb., tab., 28 cm. |
| .490 | |
| a | World Bank technical paper; 362 - Energy series |
| .336 | |
| a | Book |