Christopher Perrins

• The Encyclopaedia of birds
• The Illustrated encyclopedia of birds
• Avian ecology
• Birds
• British Tits (Collins New Naturalist Library, Book 62)
• Collins Garden Birdwatcher's Bible
• Collins new generation guide to the birds of Britain and Europe
• Enciclopedia Completa de las Aves
• Evolutionary Ecology
• Geïllustreerde encyclopedie van de vogels
• Les oiseaux des plaines et des forêts
• The mute swan