@book{bhlitem207656, title = {British birds }, volume = {v.94:no.7-12 (2001)}, copyright = {In copyright. Digitized with the permission of the rights holder.}, url = {https://www.biodiversitylibrary.org/item/207656}, note = {https://www.biodiversitylibrary.org/bibliography/105650}, publisher = {London, }, author = {}, year = {2001}, pages = {412}, }