TY  - BOOK
AU  - Walker, Jearl
AU  - Resnick, Robert
AU  - Halliday, David
TI  - Principles of physics: Extended International Students Version - 9th ed
SN  - 9780470561584
AV  - QC21. H35 
PY  - 2011///
PB  - John Wiley and Sons
KW  - Physics
ER  -