TY  - BOOK
AU  - Kenneth Williams
AU  - Mark Gaskell 
TI  - The cosmic calculator : : answer book (a vedic mathematics course for schools book 1, 2 and 3)
SN  - 9788120818668
U1  - 510 
PY  - 2005///
CY  - New Delhi
PB  - Motilal Banarsidass
KW  - Vedic Mathematics
KW  - Mathematics
KW  - Science
ER  -