TY  - BOOK
AU  - Bache, Carl
AU  - Bache, Carl Davidsen - Nielsen, N.
TI  - Mastering English : An advanced grammar for non - native and native speakers
U1  - P111 
PY  - 1997///
CY  - Berlin
PB  - Mouton De Gruyter
KW  - P111
ER  -