• 1 Steenbock Library

• 23 Journals, Magazines, Newspapers
• 1 Books

• 4 Animal industry
• 1 Statistical services
• 1 Statistics

• 1 Duin, Mario Alfredo

• 24 Spanish

• 24 Venezuela
• 1 Amazonas
• 1 Anzoátegui (State)
• 1 Apure (State)
• 1 Aragua (State)
• 1 Barinas (State)
• 1 Bolívar (State, 1881- )
• 1 Carabobo (State)
• 1 Cojedes (State)
• 1 Delta Amacuro (Ter.)
• 1 Distrito Federal
• 1 Falcón (State)
• 1 Guárico (State)
• 1 Lara
• 1 Miranda
• 1 Mérida (State)
• 1 Nueva Esparta (State)
• 1 Portuguesa (State)
• 1 Sucre
• 1 Trujillo (State)
• 1 Yaracuy
• 1 Zulia

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