Sylvia warblers
Subtitle: identification, taxonomy and phylogeny of the genus Sylvia
By: Hadoram Shirihai, Gabriel Gargallo and Andreas J. Helbig ; illustrated by Alan Harris ; photographic editor and field photographer: David Cottridge ; distribution maps by C.S. Roselaar ; edited by Guy M. Kirwan and Lars Svensson.
Contributors: Gargallo, Gabriel.; Helbig, Andreas J.; Harris, Alan, 1957-
Series: Helm identification guides
Publisher: Christopher Helm
Published: 2001
Place of publication: London
Number of pages: 576
Subjects: Sylvia (Birds); Sylvia (Birds) -- Identification.