TY  - BOOK
AU  - Michl,Gábor
AU  - Kókay,Szabolcs
TI  - A birder's guide to behaviour of european and north american birds
SN  - 9632101723
PY  - 2003///
CY  - Budapest
PB  - : Gavia Science
KW  - Aves
KW  - América del Norte
KW  - Guías
KW  - Europa
N1  - Bibliogr.: p. 245-274.- Índice
ER  -