A manual of sampling techniques /
Som, Ranjan Kumar.
A manual of sampling techniques / Ranjan Kumar Som. - London : Heinemann, 1973. - 384 p.
0435538659
Statistics.
HA 31.2
A manual of sampling techniques / Ranjan Kumar Som. - London : Heinemann, 1973. - 384 p.
0435538659
Statistics.
HA 31.2