Nightjars and Their Allies: The Caprimulgiformes

Holyoak, D. T.

Handbook of the Birds of Europe, the Middle East, and North Africa. Volume 1.

Cramp, Stanley; Perrins, Christopher M.

Handbook of the Birds of Europe, the Middle East, and North Africa. Volume 2: Hawks to Bustards

Cramp, Stanley; Perrins, Christopher M.

Handbook of the Birds of Europe, the Middle East, and North Africa. Volume 3.

Cramp, Stanley; Perrins, Christopher M.

Handbook of the Birds of Europe, the Middle East, and North Africa. Volume 4.

Cramp, Stanley; Perrins, Christopher M.

Handbook of the Birds of Europe, the Middle East, and North Africa. Volume 5.

Cramp, Stanley; Perrins, Christopher M.

The Robins & Flycatchers of Australia

Boles, Walter E.

Munias and Mannikins

Restall, Robin

Swifts : A Guide to the Swifts and Treeswifts of the World, Second edition

Chantler, Phil; Driessens, Gerald

Illustrations by DRIESSENS, Gerald

Albatrosses

Tickell, W.L.N.

Sunbirds: A Guide to the Sunbirds, Flowerpeckers, Spiderhunters and Sugarbirds of the World

Cheke, Robert A.; Mann, Clive F.

Illustrations by Schmitt, N. John

Wrens, Dippers and Thrashers

Brewer, David

Illustrations by Morehouse, Bonnie Swarbrick