@misc
{TN_libero_mab2,
author = {
Sweetser, Frank L.
},
title = {
Factorial ecology: Helsinki, 1960
},
publisher = {Duke University Press},
isbn = {0070-3370},
isbn = {1533-7790},
keywords = {
Demography
},
year = {1965},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}