TY  - GEN
AU  - Trefil, James
AU  - Hazen, Robert M.
TI  - The sciences: an integrated approach 
SN  - 0471303003
U1  - 500  
PY  - 1994///
CY  - New York : 
PB  - John Wiley and Sons
KW  - Natural sciences and mathematics
N1  - Includes bibligraphical references and index
ER  -