Gillham, Bill
Case study research methods
Continuum , 2000
Buku Teks SO
Yin, Robert K.
Applications of case study research
Sage, 2003
Buku Teks SO
Stake, Robert E.
The art of case study research
Sage, 1995
Buku Teks
Yin, Robert K.
Case study research : design and methods
Sage, 1989
Buku Teks SO
Yin, Robert K.
Case study research : design and methods
Sage, 1994
Buku Teks SO