@book
{TN_libero_mab2,
author = {
Nakamura, Shigeki
},
title = {
Pattern sourcebook: nature
250 patterns for projects and designs
},
publisher = {Rockport Publ.},
year = {20XX-},
address = {
Beverly, Mass.
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}