European red list of butterflies (IUCN, 2010)
"Butterfly Conservation Europe, IUCN Species Programme, IUCN Regional Office for Pan-Europe." -- "Published by IUCN (International Union for Conservation of Nature) and Butterfly Conservation Europe in collaboration with the European Union"--T.p. verso. -- European Commission's and SSC's logos on cover. -- "KH-80-09-976-EN-C"--P. [4] of cover. -- Publisher's no.: doi:10.2779/83897
Includes bibliographical references (p. 25-26) -- Also available online.