@book
{TN_libero_mab2,
author = {
Berger, Melvin
},
title = {
Jobs that save our environment
},
publisher = {Lothrop, Lee & Shepard},
isbn = {0688750001},
keywords = {
Jugendbuch
,
Umweltschutz
},
year = {1973},
booktitle = {Exploring careers},
address = {
New York
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}