 | The Sphere Project - Humanitarian Charter and Minimum Standards in Disaster Response (Sphere Project / Proyecto Esfera, 2000, 330 p.) |
 |  | Part 1: The Humanitarian Charter |
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| The Sphere Project - Humanitarian Charter and Minimum Standards in Disaster Response (Sphere Project / Proyecto Esfera, 2000, 330 p.) |
| | Part 1: The Humanitarian Charter |
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