Marshall, C. R. (1995). Designing qualitative research (2nd.). SAGE Publication, Inc.
Chicago-viite (17. p.)Marshall, Catherine Rossman. Designing Qualitative Research. 2nd. California: SAGE Publication, Inc, 1995.
MLA-viite (8. p.)Marshall, Catherine Rossman. Designing Qualitative Research. 2nd. SAGE Publication, Inc, 1995.
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