See Allo

Estolas, Josefina V., author

Fundamentas of research

Miranda, 1973

Buku Teks

Backstrom, Charles H., author

Survey reseasech

Northwestern University Press, 1963

Buku Teks

Hyman, Herbert H., author

Secondary analysis of sample surveys

John Wiley & Sons, 1972

Buku Teks

Deddy Mulyana, author

Metodologi penelitian kualitatif

Remaja Rosdakarya, 2001

Buku Teks

Sumadi Suryabrata, author

Metodologi penelitian

Rajawali, 1983

Buku Teks

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