Mayer, Robert R.
Policy and program planning / Robert R. Mayer
Prentice-Hall, 1985
Buku Teks
Goode, William J.
Methods in social research
McGraw-Hill, 1952
Buku Teks
Galtung, Johan
Theory and methods of social research
George Allen and Unwin, 1969
Buku Teks
Blalock, Hubert M.
An introduction to social research
Prentice-Hall, 1970
Buku Teks
Blalock, Hubert M.
An introduction to social research
Prentice-Hall, 1982
Buku Teks