Introduction to statistical methods
Gupta, C B
Introduction to statistical methods - 9 - Vikas Publishing House Pvt Ltd, New Delhi 1973 - - .
Economic statistics
330.0212 GUP-I9
Introduction to statistical methods - 9 - Vikas Publishing House Pvt Ltd, New Delhi 1973 - - .
Economic statistics
330.0212 GUP-I9