Survey research handbook
Alreck, Pamela L
Survey research handbook - 2nd ed. - Chicago: IRWIN: 1995 - xxvi, 470p.
0256103216
Social surveys
303.425 / N5
Survey research handbook - 2nd ed. - Chicago: IRWIN: 1995 - xxvi, 470p.
0256103216
Social surveys
303.425 / N5