Survey methodology
Groves, Robert M. ...[ et. al.. ]
Survey methodology - 2nd. - New Jersey: John Wiley, 2009. - xxi,461p.
9780470465462
General
Surveys--Methodology
Social sciences--Research--Statistical methods
Social surveys--Methodology
R001.433 / GRO
Survey methodology - 2nd. - New Jersey: John Wiley, 2009. - xxi,461p.
9780470465462
General
Surveys--Methodology
Social sciences--Research--Statistical methods
Social surveys--Methodology
R001.433 / GRO