TY  - BOOK
AU  - OSTER,CLINTON V.
AU  - STRONG,JOHN S.
AU  - CURTZORN,C.K.
TI  - WHY AIRPLANES CRASH: AVIATION SAFETY IN A CHANGING WORLD / 
U1  - 363.1241 
PY  - 1992///
CY  - [S.N] : 
PB  - OXFORD UNIVERSITY PRESS ، 
KW  - AERONAUTICS, ACCIDENTS
KW  - AVIATION - SAFETY
ER  -