Survey & Opinion Research : procedures for processing & analysis /
Sonquist, John A & Dunkelberg, William C
Survey & Opinion Research : procedures for processing & analysis / John A Sonquist & William C Dunkelberg - New Jersey Prentice Hall INC 1977
001.43 / SON
Survey & Opinion Research : procedures for processing & analysis / John A Sonquist & William C Dunkelberg - New Jersey Prentice Hall INC 1977
001.43 / SON