Smithsonian National Zoological Park

(Mise à jour : 11 août 2008)

Guides :

1917

1920

1953

env. 1962

1989

Livres :

A Zoo for all Seasons
The Smithsonian Animal World

Smithsonian Institution, 1979

Keepers and Creatures at the National Zoo

Peggy Thomson
Thomas T. Crowell, New Tork, 1988

Smithsonian's New Zoo

Jake Page
Smithsonian Institution, Washington, 1990

Revue :

ZooGoer - Volume 9, Number 3 - May-June, 1980

Cartes postales :