Devsharma, B. K. Nath, D.
A Textbook Of Mathematics For Class Eleven : Statistics - New Delhi Wiley Eastern 1992 - viii;109p. pb 6x9.5 - 3 .
510 / Dev/Nat
A Textbook Of Mathematics For Class Eleven : Statistics - New Delhi Wiley Eastern 1992 - viii;109p. pb 6x9.5 - 3 .
510 / Dev/Nat