• 4 Memorial Library

• 2 City planning
• 2 Social policy
• 1 Environmental policy
• 1 Environmental protection

• 1 Centro de Investigación y Planificación del Medio Ambiente (Chile)
• 1 Interamerican Planning Society
• 1 Latin American Institute for Economic and Social Planning
• 1 System of Co-operation and Co-ordination among Planning Bodies of the Latin American Region
• 1 University of Puerto Rico (Río Piedras Campus). Graduate School of Planning

• 3 Spanish
• 2 English

• 1 America
• 1 Chile
• 1 Puerto Rico
• 1 United States

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