Merriam ,Sharan B Qualitative Research : A Guide Design and Implementation / by Sharan B. Merriam and Elizabeth J.Tisdell - 4th ed. - San Francisco: John Wiley & Sons, 2016. - xix,346p. ISBN: 9781119003618 Subjects--Topical Terms: Artifacts ManagementMining DataQualitive Research Dewey Class. No.: 658 / MER/Q