Lawson, Tom R.
Research and statistics for social workers
Routledge, 2019
Buku Teks
Holloway, Immy
Basic concepts for qualitative research
Blackwell Science, 1997
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Fisher, Ronald A.
Statistics methods for research workers / by Ronald A. Fisher
Oliver and Boyd , 1950
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Hodges, J.L.
Basic concepts of probability and statistics
Holden-Day, 1967
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Hodges, J.L.
Basic concepts of probability and statistics
Holden-Day, 1964
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