Dòng Nội dung
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Communications of the ACM. Allen Newell, Herbert A. Simon. Volume 19 Issue 3 /
New York : Association for computing machinery, 1976.
p 113 – 126 ; 29cm.



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Critical choices in interviews : conduct, use, and research role / Harriet Nathan.
Berkeley : Institute of Governmental Studies, University of California, 1986
xviii, 137 p. ; 23 cm.



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Designing qualitative research / Catherine Marshall , Gretchen B. Rossman.
Thousands Oaks, Calif. : Sage Publications, 2006
xvii, 262 p. : ill. ; 23 cm.



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