TY  - BOOK
AU  - Hisher, Irwing
TI  - Making of Index Numbers
U1  - 510 
PY  - 1900///
CY  - Kottayam
PB  - NATIONAL BOOKSTALL
KW  - General Stack
KW  - mathemtics
KW  - index number
KW  - Generalia
ER  -