Josep del Hoyo

• Handbook of the birds of the world
• Handbook of the Birds of the World. Vol.16
• All the birds of the world
• Alimentacion Sana. Combinar placer y salud
• Handbook of the birds of the world
• Handbook of the birds of the world
• Handbook of the Birds of the World – Volume 15
• Handbook of the Birds of the World. Vol.12
• Handbook of the Birds of the World. Volume 14
• HBW and BirdLife International Illustrated Checklist of the Birds of the World
• Sandgrouse to cuckoos
• Espais naturals dels països catalans