TY  - GEN
AU  - Langer, Maria
TI  - Microsoft office excel 2007 for windows 
SN  - 813171456X
U1  - 005.756 
PY  - 2007///
CY  - New York
PB  - Pearson Education
KW  - COMPUTER SCIENCE
KW  - DATA IN COMPUTER SYSTEMS
KW  - DATA FILES AND DATABASES
KW  - RELATIONS DATABASES
ER  -