TY  - BOOK
AU  - 
AU  - 
AU  - 
ED  - 
ED  - 
ED  - 
TI  - The breeding bird survey 2006 / 
SN  - 9781906204105
U1  - KUŞ 598.2 RA.B 2007 
PY  - 2007///
CY  - Thetford : 
PB  - British Trust for Ornithology
N1  - Published by the British Trust for Ornithology, Joint Nature Conservation Committee and Royal Society for the Protection of Birds, July 2007; Bibliography: p. 16
UR  - https://www.bto.org/sites/default/files/u16/downloads/reports/bbsreport06.pdf
ER  -