Titmuss, Richard M.
Essays on the welfare state / Richard M. Titmuss
George Allen and Unwin, 1959
Buku Teks
Technological change and income distribution in Europe
Artikel Jurnal
Titmuss, Richard M
Problems of social policy / Richard M. Titmus
Longmans Green and Co, 1950
Buku Teks
Dornbusch, Sanford M.
A primer of social statistics / Sanford M. Dornbusch, Calvin F. Schmid
McGraw-Hill, 1955
Buku Teks
Remington, Richard D.
Statistics with applications to the biological and health sciences / Richard D. Remington and M. Anthony Schork
Prentice Hall Inc., 1985
Buku Teks