TY  - BOOK
AU  - Herron,J.Dudley
TI  - Understanding chemistry: a preparatory course 
SN  - 0394340434 :
AV  - QD31.2 .H49 1986
U1  - 540�19 
PY  - 1986///
CY  - New York
PB  - Random House
KW  - Chemistry
ER  -