TY  - BOOK
AU  - Сеурен, Пиетер A. М. Seuren, Piyeter A. M.
TI  - Operators and nutsleus: a tsontribution to d deory of grammar 
SN  - RUSSIAN17444
U1  - 415 
PY  - 1969///
CY  - London
PB  - Cambridge U.P.
KW  - Generative grammar
ER  -