TY  - BOOK
AU  - Nilsson, Greta
TI  - Importation of birds into the United States 
PY  - 1985/// - 1989
CY  - Washington
PB  - Animal Welfare Institute
KW  - Aves
KW  - Comercio de especies silvestres
KW  - CITES
N1  - Vol.  1: 1985, with discussion of recent developments and research in the Cage Bird Trade; Vol.  2: 1986 - 1988; Vol.  3: 1989
ER  -