TY  - BOOK
AU  - Diamond,A.W.
AU  - Filion,Fern L.
ED  - International Council for Bird Preservation.
TI  - The Value of birds: based on the proceedings of a symposium and workshop held at the XIX World Conference of the International Council for Bird Preservation, June 1986, Queens University, Kingston, Ontario, Canada 
SN  - 0946888108 :
U1  - 639.978 
PY  - 1987///
CY  - Cambridge, England
PB  - The Council
KW  - Birds
KW  - Conservation
KW  - Congresses
KW  - Economic aspects
KW  - Social aspects
KW  - Indicators (Biology)
KW  - Aves
KW  - aspectos sociales
KW  - Aspectos económicos
KW  - biology
KW  - Biología animal
N1  - Includes bibliographies
ER  -