TY  - BOOK
AU  - Sally, Judith D.
AU  - Sally, Paul J.
TI  - Roots to research :  : a vertical development of mathematical problems 
SN  - 978 0 8218 8725 7
U1  - 510.72 
PY  - 2012///
CY  - India
PB  - AMERICAN MATH. SOCIETY
KW  - vertical development of mathematical problems
N1  - Include Index
ER  -