TY  - BOOK
AU  - West Michael comp and ed
TI  - General service list of English words with semantic frequencies and a supplementary word list for the writing of popular science an dtechnology
U1  - P111:4k, J3 (RR) 
PY  - 1967///
CY  - London
PB  - Longmans Green      
KW  - LINGUISTICS
ER  -