Focus groups
Stewart, David W
Focus groups theory and practice by David W. Stewart, Prem N. Shamdasani and Dennis W. Rook - 2nd ed. - New Delhi Sage publications 2007 - xi, 188 p.
0761925821
--Research--Methodology
H61.28 / .S74 2007 C.1
Focus groups theory and practice by David W. Stewart, Prem N. Shamdasani and Dennis W. Rook - 2nd ed. - New Delhi Sage publications 2007 - xi, 188 p.
0761925821
--Research--Methodology
H61.28 / .S74 2007 C.1