TY  - BOOK
AU  - Chang,Raymond
TI  - Essential chemistry / 
SN  - 007011207X (acidfree paper)
AV  - QD33 .C434 1996
U1  - 540/ C454e 20
PY  - 1996///
CY  - New York
PB  - McGraw-Hill
KW  - Chemistry
N1  - Includes index; TE, PHARM
ER  -