TY  - BOOK
AU  - Chang,Raymond
TI  - Essential chemistry
SN  - 0-07011207-X
U1  - 540 C456 1996 
PY  - 1996///
CY  - Boston
PB  - WCB/McGraw-Hill
KW  - Chemistry
N1  - Includes appendices, glossary and index
ER  -