Designing qualitative research /
Marshall, Catherine.
Designing qualitative research / Catherine Marshall, Gretchen B. Rossman. - 5th ed. - London : Sage, 2011. - xxii, 321 p.
1412970440 :
Social sciences--Research--Methodology.
Designing qualitative research / Catherine Marshall, Gretchen B. Rossman. - 5th ed. - London : Sage, 2011. - xxii, 321 p.
1412970440 :
Social sciences--Research--Methodology.