Improving survey questions design and evaluation
Fowler ,Floyd J.
Improving survey questions design and evaluation - London Sage Publications - Soft Binding 190
English
978-0-8039-4583-8
--Social science
300.723 FOW-I
Improving survey questions design and evaluation - London Sage Publications - Soft Binding 190
English
978-0-8039-4583-8
--Social science
300.723 FOW-I