@book
{TN_libero_mab2,
author = {
Murphy, Raymond
},
title = {
English grammar in use
a self-study reference and practice book for intermediate students ; with answers
},
edition = {
9. print.
}
,
publisher = {Cambridge Univ. Press},
isbn = {052133683X},
isbn = {0521287235},
year = {1989},
address = {
Cambridge [u.a.]
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}