Stebbins, Robert A.
Exploratory research in the social sciences
Sage, 2001
Buku Teks
Research methods in the social sciences
edited, Bridget Somekh, Cathy Lewin
Sage Publications , 2005
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Townsend, Peter
Sociology and social policy
Pinguin Book, 1975
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Bechhofer, Frank
Principles of research design in the social sciences
Routledge, 2000
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Laporan studi social impact assessment PT Fajar Surya Swadaya
2018
UI - Laporan Penelitian