Bird Migration

Alerstam, Thomas; Christie, David

Gatherings of Angels : Migrating Birds and Their Ecology

Able, Kenneth P.

Birds of Two Worlds: The Ecology and Evolution of Migration

Greenberg, Russell; Marra, Peter P.;

Migratory Shore and Upland Game Bird Management in North America

Tacha, Thomas C.; U.S. Fish And Wildlife Service; Braun, Clait E.; International Association Of Fish And Wildlife Agencies

State of the World's Birds 2004: Indicators for our Changing World

Birdlife International

Avian Migration

Berthold, Peter; Gwinner, E.; Sonnenschein, E.

Migrating Raptors of the World: Their Ecology and Conservation

BILDSTEIN, Keith L

How Birds Migrate. Second edition

KERLINGER, Paul

Living on the Edge: Wetlands and Birds in a Changing Sahel

ZWARTS, Leo; BIJLSMA, Rob G.; VAN DER KAMP, Jan; WYMENGA, Eddy