TY  - DATA
AU  - Maina,John N.
ED  - SpringerLink (Online service)
TI  - The Lung-Air Sac System of Birds: Development, Structure, and Function 
SN  - 9783540297277
AV  - QL855  M35 2005
PY  - 2005///
CY  - Berlin, Heidelberg
PB  - Springer Berlin Heidelberg
KW  - Sacos aéreos (Anatomía de las aves)
UR  - http://dx.doi.org/10.1007/3-540-29727-8
ER  -