PARROTS OF THE WORLD
Written by Joseph M. Forshaw. Illustrated by William T. Cooper. Stock no 1826630. Published by Blandford Press. 3rd. 1989.

PARROTS OF THE WORLD
Written by Joseph M. Forshaw. Illustrated by William T. Cooper. Stock no 1826749. Published by Blandford Press. 3rd. 1989.

BIRDS OF SEYCHELLES
Written by Adrian Skerrett & Ian Bullock & Tony Disley. Illustrated by Mark Andrews & Tony Disley. Stock no 1811101. Published by Christopher Helm; A. & C. Black. 1st. 2001.

BIRDS OF KENYA & NORTHERN TANZANIA (HELM FIELD GUIDES)
Written by Dale A. Zimmerman & Donald A. Turner & David J. Pearson. Stock no 1817598. Published by Christopher Helm. 1st. 1999.

PSITTACULTURE: BREEDING, REARING AND MANAGEMENT OF PARROTS
Written by Tony Silva. Stock no 2135330. Published by Birdworld; Silvio Mattacchione & Co. 1st. 1991.

THE BUTTERFLIES OF NORTH AMERICA: A NATURAL HISTORY AND FIELD GUIDE
Written by James A. Scott. Stock no 1816664. Published by Stanford University Press. 1997.

FIELD GUIDE TO THE BIRDS OF EAST AFRICA
Written by Terry Stevenson & John Fanshawe. Illustrated by Brian Small & John Gale & Norman Arlott. Stock no 1817310. Published by Christopher Helm. 1st thus. 2003.

WHERE TO FIND BIRDS IN AUSTRALIA
Written by John Bransbury. Stock no 1803382. Published by Hutchinson Australia. 1st. 1987.

KAUFMAN FIELD GUIDE TO ADVANCED BIRDING
Written by Kenn Kaufman. Stock no 1815508. Published by Houghton Mifflin Harcourt. 1st. 2011.

A FIELD GUIDE TO THE BIRDS OF SRI LANKA
Written by John Harrison. Illustrated by Tim Worfolk. Stock no 1815268. Published by Oxford University Press. 2nd. 2011.

WRENS, DIPPERS AND THRASHERS (HELM IDENTIFICATION GUIDES)
Written by David Brewer. Illustrated by Barry Kent Mackay. Stock no 1319289. Published by Christopher Helm. 1st. 2001.

THE BIRDS OF NORTH AMERICA
Written by Jacob H. Studer. Stock no 1804391. Published by The Natural Science Association Of America. 1897.