TY  - BOOK
AU  - kolby, jeff
AU  - kolby, jeff
TI  - gmat  :  data sufficiency prep course ( a thorough review
SN  - 978-81-7234-351-4
U1  - 510 vol 
PY  - 2010///
CY  - new delhi
PB  -  prakash books
KW  - gmat, mathematics
N2  - Available
ER  -