TY  - BOOK
AU  - Petrucci,Ralph H.
AU  - Harwood, William S.
TI  - General chemistry: : principles &mordern applications 
SN  - 131493647
AV  - QD31.3 .P47 2012 
PY  - 2012///
CY  - Toronto : 
PB  - Pearson Prentice Hall
KW  - Chemistry
N1  - Includes index
ER  -