Gulshan, S S
Statistics : theory and practice - New Delhi S. Chand and Com-pany Ltd 1989 - 857
Quality control
Sampling techniques
Vital statistics
519 / SHU/ST
Statistics : theory and practice - New Delhi S. Chand and Com-pany Ltd 1989 - 857
Quality control
Sampling techniques
Vital statistics
519 / SHU/ST