The Breeding Birds of Denmark: With Special Reference to Changes During the Last Century

Jespersen, Poul

Illustrations by Johannes Larsen

Rewilding Iberia: Explorando el potencial de la renaturalizacion en Espana

Palau, Jordi

European Breeding Bird Atlas 2: Distribution, Abundance and Change

Keller, Verena, Sergi Herrando, Petr Vorisek, Marti Franch, Marina Kipson, Pietro Milanesi, David Marti, Marc Anton, Alena Klvanova, Mikhail V. Kalyakin, Hans-Gunther Bauer & Ruud P.B. Foppen

Uplands and Birds (New Naturalist Library 142)

Newton, Ian

Flight Identification of European Passerines and Select Landbirds

Cofta, Tomasz, Photographs by Michal Skakuj

The Birds of the Balearics

Bannerman, David A. and W. Mary Bannerman

The Natural History of Cape Clear Island

Sharrock, J.T.R., editor

Britain's Birds: An Identification Guide to the Birds of Britain and Ireland, Second edition

Hume, Rob; et al

Sea and Shore Birds of the Isles of Scilly

Hunt, David

Rare Birds of Britain and Ireland

Dymond, J.N., P.A. Fraser, and S.J.M. Gantlett

The Birds of the Strait of Gibraltar: Its Waters and Northern Shore

Finlayson, James Clive & John Emmanuel Cortes

The Ibis, Volume II, 1908. Jubilee Supplement

Sclater, Philip Lutley and A.H. Evans, Editors.